Cast & Forged
ASTM A334 Carbon Steel Seamless Pipe / Tube , 2inch 4inch Steel Pipe Non - Secondary
ASTM A334 Carbon
Description
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ASTM A334(ASME SA334/334M)? Seamless Steel Pipes for low-temperature service
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SPECIFICATIONS:
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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: 10.3 – 114.3mm (1/8 – 4 in.)???????? WT: 1 – 12mm??
?? or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length
Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement
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CHEMICAL COMPOSITION (%):
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Grade | C≤ | Mn | P≤ | S≤ | Si≥ |
1 | 0.30 | 0.40~1.06 | 0.025 | 0.025 | -- |
6 | 0.30 | 0.29-1.06 | 0.025 | 0.025 | 0.10 |
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MECHNICAL PROPERTIES:
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Grade | Tensile Strength? σb(Mpa) | Yield Strength σs(Mpa) | Elongation????? δ(%) | ? |
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1 | ≥380 | ≥205 | ≥28 | ? |
6 | ≥415 | ≥240 | ≥22 | ? |
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DIMENSION TOLERANCE:
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Processing | Size | Tolerance |
SEAMLESS | OD | <25.4mm | ±0.10mm |
25.4~38.1mm | ±0.15mm |
38.1~50.8mm | ±0.20mm |
50.8~63.5mm | ±0.25mm |
63.5~76.2mm | ±0.30mm |
76.2~101.6mm | ±0.38mm |
101.6~190.5mm | +0.38mm~-0.64mm |
WT | OD≤38.1mm | 0~+20% |
OD≥38.1mm | 0~+22% |
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INSPECTION AND TEST:
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CHEMICAL COMPOSTION TEST. MECHANICAL PROPERTIES TEST(tensile strength, yield strength, elongation, flaring, flattening,impact, etc). SURFACE AND DIMENSION CHECK. NON-DESTRUCTIVE TEST(eddy current test/ultrasonic test), HYDRAULIC TEST.
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Description:
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ASTM A334(ASME SA334/334M) ?
Seamless steel pipe for low temperature application
Size range from OD: OD: 10.3 – 114.3mm (1/8 – 4 in.)??? or as per customer’s requirement
ASTM A334 is the standard of seamless or welded steel pipe for low-temperature service. It is minimum-wall-thickness pipes under this standard.
Top quality products
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Applications:
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Low-temperature service. Superheater. Heat-exchanger and other heat supply/heat transfer equipment, etc.?
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Competitive Advantage:
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Always put quality on first consideration makes us keep our qulity stable and good. Always put customer’s benefit before ours makes our good service and gain us good reputation.
Advanced equipments. Sincere , truth and careful attitude on communication and production.
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CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.
Carbon Steel Seamless Pipe,Seamless Boiler Tubes,Seamless Steel Pipe
Address: INDUSTRIAL ZONE, ZOUQU TOWN, WUJIN DIST., CHANGZHOU CITY, JIANGSU PROV., CHINA,
Changzhou, Jiangsu
China, 213000
Tel: 86-519-83830661
Fax: 86-519-83830662
