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Industrial Valves — OEM manufacturer, Teshi Group

OEM manufacturer API 600 · API 602 · API 594 · API 608 · API 609 · API 598 testing

Industrial Valves Manufacturer in India — Gate, Globe, Check, Ball

Teshi Group is an OEM manufacturer of cast and forged steel valves for isolation and flow control: gate, globe, check, ball and butterfly valves with flanged, butt weld, socket weld or threaded ends. Every valve is shell and seat tested to API 598 before dispatch, with test reports issued against the valve serial number.

Size rangeNPS ½"–24"
Material familiesCast / Forged
Governing standardsAPI 600, API 602, API 608

Industrial Valves — specifications & size ranges

TypeDesign standardSize rangePressure classBody materials
Gate ValveAPI 600 / API 602½"–24"150#–1500#Cast WCB, WCC, LCB, LCC, WC6, WC9, C5, C12A, CF8, CF8M, CF3, CF3M, CF8C, CN7M, CK3MCuN, duplex 4A/5A/6A, Monel, Inconel, Hastelloy (A494), NAB, Cu-Ni, titanium; forged A105, LF2, F11, F22, F91, F304/L, F316/L, F51, F53, F55
Globe ValveBS 1873 / API 602½"–12"150#–1500#Cast WCB, WCC, LCB, LCC, WC6, WC9, C5, C12A, CF8, CF8M, CF3, CF3M, CF8C, CN7M, CK3MCuN, duplex 4A/5A/6A, Monel, Inconel, Hastelloy (A494), NAB, Cu-Ni, titanium; forged A105, LF2, F11, F22, F91, F304/L, F316/L, F51, F53, F55
Check Valve (swing / lift)API 594 / API 602 / BS 1868½"–24"150#–1500#Cast WCB, WCC, LCB, LCC, WC6, WC9, C5, C12A, CF8, CF8M, CF3, CF3M, CF8C, CN7M, CK3MCuN, duplex 4A/5A/6A, Monel, Inconel, Hastelloy (A494), NAB, Cu-Ni, titanium; forged A105, LF2, F11, F22, F91, F304/L, F316/L, F51, F53, F55
Ball ValveAPI 608 / API 6D½"–12"150#–600#Cast WCB, WCC, LCB, LCC, WC6, WC9, C5, C12A, CF8, CF8M, CF3, CF3M, CF8C, CN7M, CK3MCuN, duplex 4A/5A/6A, Monel, Inconel, Hastelloy (A494), NAB, Cu-Ni, titanium; forged A105, LF2, F11, F22, F91, F304/L, F316/L, F51, F53, F55
Butterfly ValveAPI 6092"–24"PN10–PN16 / 150#Cast WCB, WCC, LCB, LCC, WC6, WC9, C5, C12A, CF8, CF8M, CF3, CF3M, CF8C, CN7M, CK3MCuN, duplex 4A/5A/6A, Monel, Inconel, Hastelloy (A494), NAB, Cu-Ni, titanium; forged A105, LF2, F11, F22, F91, F304/L, F316/L, F51, F53, F55; ductile iron

Material grades

All grades

Complete material range

Cast carbon steel
ASTM A216 WCA, WCB, WCC
Cast low-temperature steel
ASTM A352 LCB, LCC, LC1, LC2, LC3
Cast alloy steel
ASTM A217 WC1, WC6, WC9, C5, C12, C12A
Cast stainless steel
ASTM A351 CF8, CF8M, CF3, CF3M, CF8C, CN7M (Alloy 20), CK3MCuN (6Mo)
Cast duplex and super duplex
ASTM A995 / A890 Grade 4A (CD3MN, 2205), 5A (CE3MN, 2507), 6A (CD3MWCuN)
Cast nickel alloys
ASTM A494 M35-1 (Monel), CY40 (Inconel 600), CW-6MC (Inconel 625), CW-12MW (Hastelloy C), CX2MW (Hastelloy C22), N-12MV (Hastelloy B)
Forged
ASTM A105, A350 LF2 / LF3, A182 F5, F9, F11, F22, F91, F304 / F304L, F316 / F316L, F321, F347, F904L, F44, F51, F53, F55; ASTM B564 nickel alloys; ASTM B381 titanium
Bronze and copper-nickel
ASTM B148 C95800 nickel-aluminium bronze; ASTM B369 C96200 (90/10) and C96400 (70/30) copper-nickel
Titanium
ASTM B367 Grade C-2 (cast); ASTM B381 F2, F5, F7, F12 (forged)

Documentation

What you receive with every order

  1. Hard-stamped heat number
  2. EN 10204 3.1 mill test certificate
  3. Dimensional inspection report against the governing standard
  4. Packing list with heat numbers
  5. Third-party inspection on request
  6. Seaworthy wooden cases for export orders

FAQ

Industrial Valves: common questions

How are your valves tested?

Each valve is hydrostatically shell tested and seat tested to API 598, and the test report is issued against the valve serial number. Third-party witnessing is arranged when the order requires it.

Which end connections are available?

Flanged ends drilled to ASME B16.5, butt weld ends to ASME B16.25, and socket weld or threaded ends to ASME B16.11 on forged valves up to NPS 2".

What is the difference between API 600 and API 602 gate valves?

API 600 covers bolted-bonnet cast steel gate valves in larger sizes. API 602 covers compact forged steel gate, globe and check valves, typically NPS ¼" to 4".

Need a size or grade not listed here?

Our engineering team manufactures against your specific drawing or datasheet, with dimensional sign-off before dispatch.

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