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- 产品描述
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- Commodity name: SSAW STEEL PIPE
Outside diameter: NPS 8’’-138’’, DN200 – DN3500, OD219.1mm to OD3500mm Wall thickness: 6.0mm to 25.4mm Length: 5.8m-18m Material: carbon steel, low temperature carbon steel (LTCS), alloy steel, etc. Surface: bare, black painted, hot dipped galvanized, thermal insulation, 3LPE coated, epoxy coated, FBE coated, or any other coating and lining Pipe end: plain end (PE), beveled end (BE), flanged, etc.
SSAW STEEL PIPE
SSAW (SPIRAL SUBMERGED ARC WELDING) STEEL PIPE, ALSO CALLED HSAW PIPE, PRODUCED BY SPIRALLY WELDING HOT ROLLED COILS, WITH WELDING SEAM IN SPIRAL (HELIX) TYPE, CAN BE MANUFACTURED IN LARGE DIAMETER(OD219MM TO 2540MM) AND LENGTH. WITH CHARACTERS OF HIGH STRENGTH, SUPERIOR PRESSURE RESISTANCE(REDUCING STRESS ON THE WELD 75%-90% COMPARED TO STRAIGHT-SEAM PIPE), DURABILITY AND LOW COST, COMMONLY USED FOR OIL, GAS AND WATER TRANSMISSION, STRUCTURAL PILING FOR CIVIL ENGINEERING WORKS OR ARCHITECTURE, CONCRATE CASING, ETC.
SSAW (HSAW) PIPE MANUFACTTURING PROCESS FLOW CHART:SSAWSTEELPIPE PRODUCTIONPROCESS FLOWCHART：
LSAW STEEL PIPE SPECIFICATION:
OUTSIDE DIAMETER: NPS 8’’-138’’, DN200 – DN3500, OD219.1MM TO OD3500MM
WALL THICKNESS: 6.0MM TO 25.4MM
LENGTH: 6M-18M
MATERIAL: CARBON STEEL, LOW TEMPERATURE CARBON STEEL (LTCS), ALLOY STEEL, ETC.
SURFACE: BARE, BLACK PAINTED, HOT DIPPED GALVANIZED, THERMAL INSULATION, 3LPE COATED, EPOXY COATED, FBE COATED, OR ANY OTHER COATING AND LINING
PIPE END: PLAIN END (PE), BEVELED END (BE), FLANGED, ETC.SSAW STEEL PIPE STANDARD AND GRADES:
Standard Standard Description Steel grades Size Range GB/T3091 Welded steel pipes for low pressure fluid delivery(ERW, SAWL, SAWH) Q195, Q215A, Q215B, Q235A, Q235B, Q275A, Q275B, Q355B, Q355C, Q355D, Q390B Q390C Q390D DN6 (10.20MM) and above, not specified
WT: 1.5mm ~110mm
GB/T9711
(ISO 3183)
Petroleum and natural gas industries-Steel pipe for pipeline transportation systems L245/B, L290/X42, L320/X46, L360/X52, L390/X56. ;L415/X60, L450/X65, L485/X70 OD: 0mm (0.405’’) ~2134mm (84’’)
WT:1.7MM(0.068’’)~52MM(2.050’’)
SY/T5037 SAW steel pipes for general fluid service pipeline (LSAW, SSAW) Q195, Q235, Q275, Q355, etc. OD≥219.1MM
WT≥3.2MM
SY/T5040 Welded steel pipe pipes
(LSAW, SSAW, ERW)
GB/T700: Q195, Q215, Q235, Q275
GB/T1591:Q355, Q390, Q420
OD: 273.1MM~2032MM
WT: 7.0MM ~ 20MM,
Or any other size and wt upon agreement
API 5L Specification for line pipe
(SMLS, CW, LFW, HFW, LW, SAWL, SAWH, COWL, COWH)
GR.B, X42, X46, X52, X56, X60, X65, X70,
L245, L290, L320, L360, L390, L415, L450, L485
OD: 10.30MM (0.405’’)~2134MM (84’’)
(SAWH is limited to pipe with OD≥114.3MM)
WT: 1.7MM (0.068’’)~52MM (2.050’’)
ASTM A139 Specification for Electric-Fusion (arc) welded steel pipe (EFWL/EFWH) GR.A, GR.B, GR.C, GR.E, GR.D OD: NPS4 and larger
WT: 25.4MM (1’’) and less
ASTM A252 Welded and seamless steel pipe piles
(SMLS, ERW, FW, LSAW, SSAW)
GR.1, GR.2, GR.3 OD: 152.4MM (6’’)~609.6MM (24’’)
WT: 3.40MM (0.134’’)~12.70MM (0.5’’)
Or any other size and wt upon agreement
JIS G3444 Carbon steel tubes for general structure (SMLS, ERW, SAW,BW) STK290, STK400, STK490, STK500, STK540 OD: 21.7MM ~1016MM
WT: 2.0mm ~ 22mm
JIS G3457 Arc welded carbon steel pipes (LSAW, SSAW, Cold-expanded) STPY400 OD: 355.6MM ~ 2032MM
WT: 6.0MM ` 15.9MM
JIS A5525 Steel pipe piles SKK400, SKK490 OD: 318.5MM ~ 2000MM
WT: 9.0MM~16.0MM
EN10210 Hot finished structural hollow sections of non-alloy and fine grain steels (seamless or welded, circular, square or rectangular, elliptical-CHS, RHS, EHS) S235JRH, S275JOH, S355JOH, S355J2H,
OD: 21.3MM ~ 1219MM
WT: 2.3MM ~ 25MM
EN10217 Welded steel tubes for pressure purposes (ERW, SAWL, SAWH, BW) P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P264TR2 OD: 10.20MM ~1422mm
WT: 1.4MM ~ 40MM
EN10219 Cold formed welded structural hollow sections of non-alloy and fine grain steels (EW, LSAW, HSAW) S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, OD: 21.3MM~1219MM
WT: 2.0MM~25MM
GOST 31447 Welded steel pipes for trunk gas, oil pipelines and oil product pipelines. (LSAW, SSAW) K34, K38, K42, K48, K50, K52, K54, K55, K56, K60 OD114~1420MM GOST20295 Welded steel pipes for main gas and oil pipelines K34, K38, K42, K50, K52, K55, K60 Type1: HFW: OD159-426mm
Type2:SSAW: OD159-820mm
Type3: LSAW: OD530-820mm
Introduce
Hebei Senhai Pipeline Co., Ltd. is one professional manufacturer of ERW, SAW, SMLS steel pipes, as per standards of ASTM, ASME, API5L, EN, BS, DIN, GOST, GB, etc. Senhai Pipeline is located in Cangzhou City, which is the famous “Hometown of Pipes and Fittings” in China, about 120km away from Tianjin Seaport and Airport, and 180km from Beijing. Senhai is so professional in producing large dia. thick wall thickness steel pipes by LSAW.
Customized Process
Goods will be strictly tested before delivery, please check carefully after receiving the goods, if there is any problem, please contact us in time.
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FAQ
What kind of company is Hebei Senhai Pipeline Co., Ltd.?
Founded in 2013 and based in Cangzhou, Hebei – China’s well-known “Hometown of Pipes and Fittings”, we are a professional manufacturer and supplier of steel pipes and pipeline accessories. Conveniently located near Tianjin Port and major transportation routes, we specialize in ERW, SAW, and seamless steel pipes, along with pipe fittings and flanges, complying with API 5L, API 5CT, ASTM, EN, GB and other international standards.
What are your main products?
Our core products include seamless steel pipes, straight seam welded pipes, large-diameter thick-wall pipes, butt-welding fittings, forged flanges, and anti-corrosion pipeline products. They are widely used in oil & gas transmission, petrochemical engineering, water supply, drainage, and construction projects.
Do you accept customized orders and what’s your MOQ?
Yes, we provide customized production for size, material grade, wall thickness, length, and anti-corrosion coating. We support small-batch trial orders and flexible MOQ to meet project-specific demands.
What quality certifications and quality control do you have?
We implement strict quality management covering raw material inspection, production process control, and finished product testing. Our products meet multiple international standards, and we issue material test certificates (MTC) to ensure stable performance under high pressure and harsh environments.
How to get a quotation and arrange delivery?
To provide an accurate quote, please send specifications, quantity, destination port, and special requirements. We offer FOB, CFR, CIF terms and cooperate with reliable logistics partners for fast, safe delivery to North America, South America, Eastern Europe, and other regions.
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