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KS
Standard Number
D 3536 (Stainless steel pipes for machine and structural purposes)
Grade STS304TKA STS304TKB STS304TKC STS316TKC STS321TKA STS321TKB STS347TKA STS347TKB STS410TKA STS410TKB STS410TKC STS420J1TKA STS420J2TKA STS430TKA STS430TKC [ All grade ]