
ASTM A519 St55 cold drawn precision structure steel tube
May 11, 2017
ASTM A53 Grade B Carbon Steel seamless steel Pipes
May 24, 2017JIS G3454 carbon steel pipes are used for pressure conditions at an limited maximum temperature of 350℃. If you requires for higher pressure pipes shall consider JIS G 3455 standard. JIS G3454 Steel pipe can be manufactured into seamless steel pipe or electric-resistance welded steel tubes, the purchaser may designate the quality requirements on hot finished or cold finished state.
Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling
Ends: BE/PE, ends caps
Marking: as per requirement
Delivery Condition: Annealed/Normalized/Tempered
Size:(mm)
OD: 12 – 127mm WT: 1 – 12mm
or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length
Chemical Composition of JIS G 3454 Seamless Carbon Steel Pipe:
Letter symbol of grade | Elongation % | ||||
---|---|---|---|---|---|
C | Si | Mn | P | S | |
STPG 370 | 0.25 max. | 0.35 max. | 0.30 to 0.90 | 0.040 max. | 0.040 max. |
STPG 410 | 0.30 max. | 0.35 max. | 0.30 to 1.00 | 0.040 max. | 0.040 max. |