Ssaw dsaw spiral welded steel pipes Production technology: 1) ssaw spirally submerged-arc welded steel pipes 2) dsaw double submerged-arc welded steel pipes Outside diameter:219mm~3620mm Wall thickness:5mm~26mm Length:2m~12m Standard:api 5lgr.B, api 5l psl 1 psl 2 x42, x46, x52, x60, x65, x70, X80 , astm a252 gr.2, gr.3, astm a53 gr.Bsy/t 5037-2000; sy/t5040-2000; Gb/t3091-2008: q235b, q345b, 20#, 16mn;gb/t9711.1-1997; gb/t9711.2-1999: l245~l555;en10217-1, en10219-1, en10224 l235, l275, l355;en10025 etc. Material:api 5l gr b, q235, q345, l245, l290, l360, 16mn, x42, x46, x52, x60, x65, X70, x80, 0cr13, 1cr17, 1cr18ni9, s235jr, s235jo, s235j2, s275jr, s355jr, S355jo, s355j2, s355k2; din 1629 st37, st42, st52 etc.
Seamless steel line pipes api 5l psl 1 x42, x46, x52, x56, x60, x70 , astm a106 gr a/b/c, astm a53 gr b, api 5l gr b Production craft:hot rolled, cold drawn O.D:3/8”-24” (17.1-609.6mm) W.T:2.31-50mm Length:5.8m, 6m or 11.8m, 12m. Mill test certificate:en 10204/3.1b Material:api 5l gr b, astm a106 gr a/b/c, astm a53 gr a/b, a210, a252, a333, astm a335 gr p1, p5, p9, p11, p22, p91; Api 5l psl1 psl2 x42, x46, x52, x60, x65, x70; 20#, 20g, q345, q235, 16mn, L245~l555; jis stpg42, g3454, g3456; st37, st42, st45, st52, din 1626, Din 17175 etc. Standard:astm /asme b36.10m, api 5l, api 5ct, jis, din 17175, din17100, Din1626, bs1387, bs6323, bs10210, bs3602, en10217, en10219, as1163, As1074, gost 8696-74, gost 8731-74, gost 8732-78 , gb/t etc. Usage:it is used for conveying gas , water, and petroleum of both oil and natural gas industries. -
Mark & model : diameter: 168mm~1422mm; wt: 6mm~50mm; material: grb~x60; it is mainly used for the supporting of well walls during and after drilling to ensure the safe process and regular operation after the completion. In addition, the pipe can be used for the fluid production or liquid injection in the well. Origin : asia and pacific area china Quality standard : international H.S.Classification : metal articles articles of iron or steel 7305 tubes & pipes nesoi, external diameter > 406.4mm, of iron or steel
Mark & model : diameter: 168mm~1422mm; wt: 6mm~50mm; material:l245-l415; it is mainly used in petroleum and natural gas projects. High frequency longitudinal welding steel pipe of the same standard is adopted commonly in domestic key projects including west-east natural gas transmission project and qinshui project of cnpc. Origin : asia and pacific area china Quality standard : international H.S.Classification : metal articles articles of iron or steel 7305 tubes & pipes nesoi, external diameter > 406.4mm, of iron or steel
Seamless carbon steel pipes, black steel pipes, mild steel pipes Production craft:hot rolled, cold drawn Out diameter: 21.3mm~660mm Wall thickness:2.5mm~60mm Length:2m~12m Mill test certificate:en 10204/3.1b Material:astm a106 gr a/b/c, astm a53 gr a/b, api 5l gr b, a210, a252, a333, astm a335 gr p5, p22, p91, p9, p1, p11; Api 5l psl1 psl2 x42, x46, x52, x60, x65, x70; 20#, 20g, q345, q235, 16mn, L245~l555;jis stpg42, g3454, g3456; st37, st42, st45, st52, din 1626, Din 17175 etc. Standard:gb/t 5310-2008 astm /asme b36.10m, api 5l, api 5ct, jis, din 17175, din17100, Din1626, bs1387, bs6323, bs10210, bs3602, en10217, en10219, as1163, As1074, gost 8696-74, gost 8731-74, gost 8732-78 etc.
Mark & model : f21.3mm~f3000mm material: a105, st37.2, s235, a350lf2, c22.8, s400, sq235, a694, 304, 304l, 316, 316l etc. Origin : asia and pacific area china Quality standard : international H.S.Classification : metal articles articles of iron or steel 7307 tube or pipe fittings, of iron or steel
Mark & model : the pipeline is coated with 3pe(pp) anti-corrosion layers, the first layer is epoxy powder, the second layer is polythene (polypropylene) and adhesive, all of which are blended together. Origin : asia and pacific area china Quality standard : international H.S.Classification : metal articles articles of iron or steel 7306 tubes, pipes & hollow profiles nesoi, of iron or steel
Mark & model : 1/2"-72";thickness:wall thickness: sch-5s to sch-xxs; material: astm a234-wpb wpc, a420-wpl6/l3 st35.8i, p235, p265, st37.0, st20#, astm a234- wp12, wp11, wp15, wp22, wp1, wp5, wp9, wp91 Origin : asia and pacific area china Quality standard : international H.S.Classification : metal articles articles of iron or steel 7304 tubes, pipes & hollow profiles, seamless, of iron nesoi or steel Type:2d 3d 4d 5d 6d 7d 8d 9d 10d steel pipe bends-induction bends Size:1/2"-72" Wall thickness: sch-5s to sch-xxs Standard: ansi/asme b16.9, din2605-1/2, din2615-1, din2616-1/2, en10253-1/2/3, gost 17375-2001, gost 17376-1, gost 17378-1, gost 17379-1, gost 30753-2001, ?? 102-488-05, gost 102-60-81, gost 22822-83 jis b2311, gb. Material: astm a234-wpb wpc, a420-wpl6/l3 st35.8i, p235, p265, st37.0, st20#, astm a234- wp12, wp11, wp15, wp22, wp1, wp5, wp9, wp91