ISO 9001:2015IBR ApprovedEstablished 1971Full Material Traceability
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Material standards.

87 material specifications for flanges, fittings, pipe, castings, bolting and plate — ASTM, ASME, API, European EN, Japanese JIS, Chinese GB / NB and Indian IS — with their scope, the grades they cover and their equivalents in the other systems. See also the material equivalents table.

USA — ASTM, ASME and API

Forged flanges, fittings and valve parts

ASTM A105

Carbon steel forgings for piping applications

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Forged flanges, fittings and valve parts

ASTM A182

Forged or rolled alloy and stainless steel pipe flanges, forged fittings, valves and parts

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Butt-weld fittings

ASTM A234

Wrought carbon steel and alloy steel pipe fittings for moderate and high temperature service

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Butt-weld fittings

ASTM A403

Wrought austenitic stainless steel piping fittings

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Butt-weld fittings

ASTM A815

Wrought ferritic, ferritic/austenitic and martensitic stainless steel piping fittings

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Pipe

ASTM A312

Seamless, welded and heavily cold worked austenitic stainless steel pipes

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Pipe

ASTM A790

Seamless and welded ferritic/austenitic stainless steel pipe

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Pipe

ASTM A335

Seamless ferritic alloy-steel pipe for high-temperature service

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Pipe

ASTM A106

Seamless carbon steel pipe for high-temperature service

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Pipe

ASTM A53

Pipe, steel, black and hot-dipped, zinc-coated, welded and seamless

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Pipe

API 5L

Line pipe

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Pipe

ASTM A333

Seamless and welded steel pipe for low-temperature service

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Forged flanges and fittings

ASTM A350

Carbon and low-alloy steel forgings requiring notch toughness testing for piping components

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Butt-weld fittings

ASTM A420

Piping fittings of wrought carbon steel and alloy steel for low-temperature service

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Forged flanges and fittings

ASTM A694

Carbon and alloy steel forgings for pipe flanges, fittings, valves and parts for high-pressure transmission service

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Castings

ASTM A216

Steel castings, carbon, suitable for fusion welding, for high-temperature service

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Castings

ASTM A217

Steel castings, martensitic stainless and alloy, for pressure-containing parts, suitable for high-temperature service

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Castings

ASTM A351

Castings, austenitic, for pressure-containing parts

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Castings

ASTM A352

Steel castings, ferritic and martensitic, for pressure-containing parts, suitable for low-temperature service

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Castings

ASTM A995

Castings, austenitic-ferritic (duplex) stainless steel, for pressure-containing parts

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Bolting

ASTM A193

Alloy-steel and stainless steel bolting for high temperature or high pressure service

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Bolting

ASTM A194

Carbon steel, alloy steel and stainless steel nuts for bolts for high pressure or high temperature service

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Bolting

ASTM A320

Alloy-steel and stainless steel bolting for low-temperature service

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Bolting

ASTM A453

High-temperature bolting with expansion coefficients comparable to austenitic stainless steels

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Plate, shapes and bars

ASTM A36

Carbon structural steel

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Plate

ASTM A516

Pressure vessel plates, carbon steel, for moderate- and lower-temperature service

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Plate

ASTM A387

Pressure vessel plates, alloy steel, chromium-molybdenum

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Forged flanges and fittings

ASTM B462

Forged or rolled nickel alloy pipe flanges, forged fittings and valves for corrosive high-temperature service

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Forged flanges and fittings

ASTM B564

Nickel alloy forgings

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Butt-weld fittings

ASTM B366

Factory-made wrought nickel and nickel alloy fittings

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Forgings

ASTM B381

Titanium and titanium alloy forgings

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Pipe

ASTM B861

Titanium and titanium alloy seamless pipe

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Pipe

ASTM B466

Seamless copper-nickel pipe and tube

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Europe — EN and ISO

Pipe

EN 10216-2

Seamless steel tubes for pressure purposes — non-alloy and alloy steel tubes with specified elevated temperature propert

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Pipe

EN 10216-4

Seamless steel tubes for pressure purposes — non-alloy and alloy steel tubes with specified low temperature properties

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Pipe

EN 10216-5

Seamless steel tubes for pressure purposes — stainless steel tubes

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Forgings

EN 10222-2

Steel forgings for pressure purposes — ferritic and martensitic steels with specified elevated temperature properties

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Forgings

EN 10222-5

Steel forgings for pressure purposes — martensitic, austenitic and austenitic-ferritic stainless steels

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Butt-weld fittings

EN 10253-2

Butt-welding pipe fittings — non-alloy and ferritic alloy steels with specific inspection requirements

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Butt-weld fittings

EN 10253-4

Butt-welding pipe fittings — wrought austenitic and austenitic-ferritic (duplex) stainless steels

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Castings

EN 10213

Steel castings for pressure purposes

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Plate

EN 10028-2

Flat products made of steels for pressure purposes — non-alloy and alloy steels with specified elevated temperature prop

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Plate and sections

EN 10025-2

Hot rolled products of structural steels — non-alloy structural steels

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Bolting

EN 10269

Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

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Pipe

EN 12449

Copper and copper alloys — seamless, round tubes for general purposes

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Pipe

ISO 3183

Petroleum and natural gas industries — steel pipe for pipeline transportation systems

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China — GB and NB

Pipe

GB/T 5310

Seamless steel tubes and pipes for high pressure boiler

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Pipe

GB/T 9948

Seamless steel tubes for petroleum cracking

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Pipe

GB/T 8163

Seamless steel tubes for liquid service

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Pipe

GB/T 14976

Seamless stainless steel pipes for fluid transport

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Pipe

GB/T 21833

Seamless austenitic-ferritic (duplex) stainless steel tubes and pipes

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Pipe

GB/T 18984

Seamless steel pipes for low temperature service

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Pipe

GB/T 9711

Petroleum and natural gas industries — steel pipe for pipeline transportation systems

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Plate

GB/T 713.2

Steel plates for boilers and pressure vessels — non-alloy and alloy steels with specified elevated temperature propertie

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Castings

GB/T 12229

Valves — carbon steel castings for general purposes

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Castings

GB/T 12230

Valves — austenitic steel castings for general purposes

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Butt-weld fittings

GB/T 12459

Steel butt-welding seamless pipe fittings

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Forgings

NB/T 47008

Carbon and low-alloy steel forgings for pressure equipment

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Forgings

NB/T 47009

Low-alloy steel forgings for low temperature pressure equipment

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Forgings

NB/T 47010

Stainless and heat-resisting steel forgings for pressure equipment

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Designation system

GB/T 20878

Stainless and heat-resisting steels — designation and chemical composition

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Designation system

GB/T 15007

Corrosion-resistant alloys — designation and chemical composition

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Pipe

GB/T 3624

Titanium and titanium alloy seamless tubes

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Pipe

GB/T 8890

Seamless copper alloy tubes for heat exchangers

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Bar

GB/T 3077

Alloy structural steels

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Plate and sections

GB/T 700

Carbon structural steels

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Plate and sections

GB/T 1591

High strength low alloy structural steels

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