JIS G3214 — Stainless steel forgings for pressure vessels
JIS G3214 covers stainless steel forgings for pressure vessels, designated SUSF (SUSF304, SUSF304L, SUSF316, SUSF316L, SUSF321, SUSF347) — the Japanese counterpart of ASTM A182 stainless grades.
JIS G3214 at a glance
| Standard | JIS G3214 |
|---|---|
| Issued by | Japanese Industrial Standards |
| Product form | Forgings |
| Grades on this site | 10 |
JIS G3214 grades and their ASTM equivalents
| JIS designation | Nearest ASTM / ASME grades | UNS | W.Nr |
|---|---|---|---|
| SUS304 / SUSF304 | ASTM A182 F304, ASTM A312 TP304, ASTM A403 WP304, ASTM A193 B8 Cl.1, ASTM A194 8 | S30400 | 1.4301 |
| SUS304L / SUSF304L | ASTM A182 F304L, ASTM A312 TP304L, ASTM A403 WP304L | S30403 | 1.4307 / 1.4306 |
| SUS304HTB / SUSF304H | ASTM A182 F304H, ASTM A312 TP304H | S30409 | 1.4948 |
| SUS316 / SUSF316 | ASTM A182 F316, ASTM A312 TP316, ASTM A403 WP316, ASTM A193 B8M Cl.1, ASTM A194 8M | S31600 | 1.4401 |
| SUS316L / SUSF316L | ASTM A182 F316L, ASTM A312 TP316L, ASTM A403 WP316L | S31603 | 1.4404 |
| SUS316HTB / SUSF316H | ASTM A182 F316H, ASTM A312 TP316H | S31609 | 1.4919 |
| SUS321 / SUSF321 | ASTM A182 F321, ASTM A312 TP321, ASTM A403 WP321 | S32100 | 1.4541 |
| SUS321HTB / SUSF321H | ASTM A182 F321H | S32109 | 1.4878 |
| SUS347 / SUSF347 | ASTM A182 F347, ASTM A312 TP347, ASTM A403 WP347 | S34700 | 1.4550 |
| SUS347HTB / SUSF347H | ASTM A182 F347H | S34709 | 1.4912 |
Equivalents are the nearest commonly cited grades. Chemistry, mechanical properties and testing differ between standards — compare them before substituting one for another.
FAQ
JIS G3214: common questions
What is the ASTM equivalent of JIS G3214 SUS304 / SUSF304?
The nearest ASTM grades are ASTM A182 F304, ASTM A312 TP304, ASTM A403 WP304, ASTM A193 B8 Cl.1.
Does Teshi Group supply material to JIS G3214?
Teshi Group manufactures flanges, fittings, fasteners and valves, and supplies pipes and plates, to ASTM / ASME specifications and to equivalent EN, JIS, GB and IS standards on request, with EN 10204 3.1 certificates. Send your requirement to info@teshigroup.com.
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