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Tianjin Wanlei Steel Pipe Co.,Ltd
TEL: 86-22-65815991
FAX: 86-22-25343802
CELL: 86-18526839451, 86-18526839452
EMAIL: admin@wanleipipe.com
WEBSITE: www.seamlesscarbonsteelpipe.com
ADD: Room 403, Unit 1, Building 31, Polar Square, Central Business District, Binhai New Area, Tianjin, China (Mainland)
Contact Information


GOST And API Seamless Steel Pipe
We can offer GOST, ASTM, JIS, API seamless steel pipes, they can be used for transporting water, low pressure liquid and structural projects. The delivery is very fast and the price is very best. Welcome to visit our website to purchase.
Description
GOST AND API SEAMLESS STEEL PIPE
Products Introduction
The seamless steel pipe in the size range of 1/8" NPS to 36" NPS is covered by GOST and API standard for use in various projects.
With a focus on thick wall pipe, Tianjin Wanlei Steel Pipe Co., Ltd. is a stocking distributor of carbon steel pipes to this standard in diameters ranging from 1/8" NPS to 36" NPS. Except regular pipe size, we can also supply seamless steel pipes with max OD 44", especially 20"-40", the length can be made in 12meters. The non-regular OD and length can be customized.
We have provided thousands of tons of high-quality products and services for many large-scale projects in domestic and abroad, such as CNPC, CNOOC, BOMESC, YLC, CPP, DAEWOO, POSCO, PANTECH, etc.

Specifications
Product Name |
GOST and API seamless steel pipe |
Size |
1/8"-36"; DN6-DN900 |
Outer Diameter |
10mm-920mm/as your required |
Wall Thickness |
1.5mm-100mm/as your required |
Length |
5.8m, 6m, 12m, or as your required |
Standard |
GOST, API, ASME, ASTM, DIN, JIS, GB, etc |
Material |
Carbon Steel |
Technique |
Hot Rolled, Cold Drawn |
Pipe Ends |
Plain end, beveled end, threaded end, etc |
Seam |
Seamless |
Sample |
Available |
Price Term |
FOB/CIF/EXW/FCA/CFR |
Payment Term |
L/C, T/T, etc |
Origin |
China |
Product Show
Our steel pipes come from top manufacturers and suppliers in China, "Quality first" is our service tenet. We have huge inventory, seamless steel pipes are available in multiple dimensions. Here you can quickly find the product you want.

Inspection
We promise to provide high quality seamless steel pipes, all steel pipes will be carefully inspected according to related standard.
Dimension measure

Hydrostatic & Ultrasonic Test
Packing
1/2" to 6" seamless steel pipe, packaging always be in bundles with steel strip.
8'' and upper size will be in loose.
Coating type: bare, varnish painting(anti-rusted painting), hot dipped galvanized, 3LPE, 3PP
End protect: plastic ends cap, end protector.
Packing: Bundled or each piece with knitted plastic bag, wooden cases or Ply-wooden Case /Iron Case/ Bundle or as per customers' requirement.


Our Advantages
01
Fast Delivery
Fast delivery is our greatest advantage, we can rapidly pick up the steel pipes from other factories upon receipt of your detailed requirements.
02
High Quality Products
Our steel pipes come from top manufacturers and suppliers in China. "Quality first" is our service tenet.
03
Small Order
Both small and trial orders can be accepted by us. Which can accept your urgent order.
04
Custom Service
We can supply seamless steel pipes with maximum OD 44", and the length can be made in 12 meters. The non-regular OD and length can be customized.
GOST seamless Steel Pipe Related Standard
GOST 8731-74, GOST 8732-78 Hot-rolled seamless steel tubes
GOST 8733-74, GOST 8734-75 Cold-formed seamless steel tubes
GOST 30563-98 Seamless cold-worked tubes of carbon and alloy-steel with special properties
GOST 30564-98 Seamless hot-worked tubes of carbon and alloy-free steel with special properties
Related Steel Grade Parameters
GB |
ΓOCT |
ASTM |
JIS |
DIN, DINEN |
BS, BSEN |
NF, NFEN |
Steel grade |
Steel grade |
Steel grade |
Steel grade |
Steel grade |
Steel grade |
Steel grade |
Q195 |
CT1KП CTlCП CTlПC |
Cr.B Cr.C |
SS330 SPHC SPHD |
S185 |
040 A10 S185 |
S185 |
Q215A |
CT2KП-2 CT2CП-2 CT2ПC-2 |
Cr.C Cr.58 |
SS 330 SPHC |
040 A12 |
||
Q235A |
CT3KП-2 CT3CП-2 CT3ПC-2 |
Cr.D |
SS400 SM400A |
080A15 |
||
Q235B |
CT3KП-3 CT3CП-3 CT3ПC-3 |
Cr.D |
SS400 SM400A |
S235JR S235JRGl S235JRG2 |
S235JR S235JRGl S235JRG2 |
S235JR S235JRGl S235JRG2 |
Q255A |
CT4KП-2 CT4CП-2 CT4ПC-2 |
SS400 SM400A |
||||
Q275 |
CT5CП-2 CT5ПC-2 |
SS490 |
||||
10 |
10 |
1010 |
S12C |
CKl0 |
040A12 |
XCl0 |
15 |
15 |
1015 |
S15C S17C |
CKl5 Fe360B |
08M15 |
XCl2 Fe306B |
20 |
20 |
1020 |
S20C S22C |
C22 |
IC22 |
C22 |
25 |
25 |
1025 |
S25C S28C |
C25 |
IC25 |
C25 |
40 |
40 |
1040 |
S40C S43C |
C40 |
IC40 080M40 |
C40 |
45 |
45 |
1045 |
S45C S48C |
C45 |
IC45 080A47 |
C45 |
50 |
50 |
1050 |
S50C S53C |
C50 |
IC50 080M50 |
C50 |
15Mn |
15r |
1019 |
080A15 |
|||
Q420C |
Gr.B Type7 |
SEV295 SEV345 |
S420NL S420ML |
S420NL S420ML |
S420NL S420ML |
|
Q460D |
Gr.65 |
SM570 SMA570W SMA570P |
S460NL S460ML |
S460NL S460ML |
S460NL S460ML |
|
20Mn2 |
1524 |
SMn420 |
P355GH |
0355GH |
P0355GH |
|
15Cr |
15X |
5115 |
SCr415 |
17Cr3 |
527A17 |
|
20Cr |
20x |
5120 |
SCr420 |
20Cr4 |
590M17 |
|
30Cr |
30x |
5130 |
SCr430 |
34Cr4 |
34Cr4 |
34Cr4 |
40Cr |
40x |
5140 |
SCr440 |
41Cr4 |
41Cr4 |
41Cr4 |
45Cr |
45x |
5145 |
SCr445 |
4lCr4 |
41Cr4 |
4lCr4 |
30CrMo |
30xM |
4130 |
SCM430 |
25CrMo4 |
25CrMo4 |
25CrMo4 |
35CrMo |
35xM |
4317 |
SCM435 |
34CrMo4 |
34CrMo4 |
34CrMo4 |
42CrMo |
38xM |
4140 |
SCM440 |
42CrMo4 |
42CrMo4 |
42CrMo4 |
38CrMoAl |
38x2MIoA |
SCM645 |
41CrAlMo7 |
905M39 |
||
50CrVA |
50xΦA |
6150 |
SCPl0 |
5lCrV4 |
51CrV4 |
51CrV4 |
40CrMnMo |
4140 4142 |
SCM440 |
42CrMo4 |
42CrMo4 708Mn40 |
42CrMo4 |
FAQ
Q: Available steel products?
A: Seamless steel pipe, ERW steel pipe, SSAW steel pipe, LSAW steel pipe, galvanized steel pipe, square and rectangular steel pipe, stainless steel pipe, casing and tubing pipe, elbow, reducer, tee, cap, coupling, flange, weldolet, expansion joint, gasket, bolt......
Q: How can we request samples?
A: The samples are free but freight should be collected. Please send sample list and courier account number by email.
Q: Delivery time?
A: Stock pipe: in 7~10 days.No stock pipes: depending on the quantity in 30 days.
Q: Surface coating?
A: Anti-rusted painting, varnish painting, galvanized, 3LPE, 3PP, Zinc oxide yellow primer, Zinc phosphate primer and as per customers' request.
Q: Shipment terms?
A: Container vessel, bulk cargo ship, train, land transportation.
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