ERW Pipes and Tubes !! steel profile 3 layer polyethylene coating steel pipe
ERW Pipes and Tubes !! steel profile 3 layer polyethylene coating steel pipe
Product Description
1.Detail information of ERW steel pipe | |
Product Name |
Erw steel pipe |
Standard |
GB/T 3091-2001, BS1387-1985, ASTM A53,API 5L/API 5CT |
Material |
A53(A,B),A106(B,C),Q195,Q215,Q235,Q345, X42,X46,X52,X56,X60,X65,X70 |
Outer diameter |
20~3500mm |
Wall thickness |
1~30mm |
Length |
5-12m |
Surface |
Black painting.anti-corrosion oil.galvanized or as per required by customer |
Pipe end |
Plain, beveled, threaded ,coupled and with plastic caps protected |
Package |
In bundles or according to the clients' requirements |
Usage |
Petroleum,chemical,power,gas,water,metallurgy,shipbuilding,construction,etc. |
MOQ |
5 ton |
Quality |
First Grade |
Delivery Time |
15~30 days |
Yearly capacity |
200000 tons |
Place of Orign |
China |
Item |
Material |
Standard |
Specification |
Usage |
|
Alloy pipe |
Cr5Mo. 15CrMo 13CrMo44 12Cr1MoV P22 T91,P91,P9, T9 Wb36 |
GB5310-95 GB9948-88 ASTMA335/A335M ASTMA213/213M DIN17175-79 JISG3467-88 JISG3458-88 |
16-824*2-100 |
The seamless steal pipes features resistance to high presure,high/low temperature and corrosion ano is used in the industries of petroleum,chemical engineering and. Electric pwer as well as boiler |
|
High-pressure boiler pipe |
20G,A106, ST 45
|
GB5310-95 ASTM A 106-99 DIN17175-79 |
14-630*2-80 |
Temperature-resistant seamless steel pipe far high-pressure boiler |
|
Seamless pipes for petroleum
|
20, 12 CrMo, 15 CrMo |
GB9948-88 |
10-530*1.5-36 |
Boiler pipes for refinery,heatexchangeing pipes,seamless steel pipes for pipeline |
|
High-pressure Seamless pipes for fertilizer making equipment |
20, 16Mn, Q345 |
GB6479-2000 |
18-530*3-40 |
Fertilizer making equipment and pipe line |
Low and mediun pressure boiled pipe |
10,20 |
GB3087-1999 |
10-530*2-40 |
Over-heat pipe for low and medium pressure boiler,boilling water pipe,locomotive somke pipe(big and small) |
Fluid pipe |
20, Q345 |
GB/T8163-1999 |
8-630*1.0-40 |
Fluid feeding |
Structural pipe |
10,20,35,45, 16Mn,Q345B |
GB/T8162-1999 |
6-1020*1.5-100 |
For commom structure |
Line pipe |
Gr..B |
API |
60-630*1.5-40 |
Carrying gas,water or oil in the industries of petroleum and natural gas |
Hydraulic prop pipe |
27SiMn |
GB/T17396-1998 |
70-377*9-40 |
Hydraulic support and prop |
2.Chemical components and mechanical property | |||||
standard |
class |
Chemical components and mechanical property |
|||
Yield strength Mpa |
Tensile strength Mpa |
Elongation % |
C Mn P S |
||
API Spec 5L |
A |
207 |
331 |
|
0.21 0.6 0.030 0.030 |
GB/T9711 |
L175 |
175 |
315 |
27 |
0.21 0.60 0.030 0.030 |
3.API 5L outer diameter tolerance | ||||
OD |
OD tolerance(mm) |
|||
SMLS |
Weld pipe |
SMLS |
Weld pipe |
|
OD |
-0.8mm - +0.4mm |
-0.4mm - 1.6mm |
||
60.3≤OD≤168.3 |
±0.0075 X OD |
|||
168.3 |
±0.0075 X OD |
±0.0075 X OD,MAX±3.2mm |
±0.005 X OD,MAX±1.6mm |
|
610 |
±0.01 X OD |
±0.005 X OD,MAX±4.0mm |
±2.0mm |
±1.6mm |
4.API 5L Thickness tolerance | |
WT(mm) |
tolerance(mm) |
SMLS | |
WT≤4.0 |
+0.6mm -0.5mm |
4.0 |
+0.150 x WT -0.125 x WT |
WT≥25.0 |
+3.7mm or +0.1 x WT -3.0mm or -0.1 x WT |
Weld pipe | |
WT≤5.0mm |
±0.5mm |
5.0mm |
±0.1 x WT |
WT≥15.0mm |
±1.5mm |
5. Specifications of the 3 layer PE casing pipe oil gas pipe
DN of steel pipe |
Thickness of steel pipe |
Thickness of anti-corrosive layer(mm) |
Epoxy powder coating |
Adhesive layer |
|
(mm) |
(mm) |
General grade |
Strengthen grade(S) |
(μm) |
(μm) |
|
|
(G) |
|
|
|
159 |
5 |
2 |
2.7 |
≥120 |
≥170 |
219 |
6 |
2 |
2.7 |
||
273 |
6 |
2 |
2.7 |
||
325 |
7 |
2.2 |
2.9 |
||
377 |
7 |
2.2 |
2.9 |
||
426 |
7 |
2.2 |
2.9 |
||
478 |
8 |
2.2 |
2.9 |
||
529 |
8 |
2.5 |
3.2 |
||
630 |
8 |
2.5 |
3.2 |
||
720 |
8 |
2.5 |
3.2 |
||
820 |
10 |
3 |
3.7 |
||
920 |
10 |
3 |
3.7 |
||
1020 |
10 |
3 |
3.7 |
||
1120 |
12 |
3 |
3.7 |
||
1220 |
12 |
3 |
3.7 |
||
1220 |
14 |
3 |
3.7 |
||
6. Thickness Specification of anti-corrosive layer
|
Specification (mm) |
Epoxy powder (μm) |
Adhesive layer (μm) |
MIN thickness of the coating |
|
General level(G) |
Strength level(S) |
|||
DN |
≥120 |
≥170 |
1.8 |
2.5 |
100 |
2.0 |
2.7 |
||
250 |
2.2 |
2.9 |
||
500 |
2.5 |
3.2 |
||
DN>=800 |
3.0 |
3.7 |
||
7. Technical indexes of the 3 layer PE casing oil gas pipe
|
3 PE anti corrosion layers SY/T 0413-2002 | |
item |
Request standard |
minimum thickness of the anti corrosion layer(mm) |
2 |
|
peel strength(N/cm) 20±5°C 50±5°C |
≥100 ≥70 |
|
cathodes(mm) (65°C,48h) |
≤8 |
Impact strength(J/mm) |
≥8 |
Spark leak detection |
No leakage (25KV Voltage leak detection) |
Packaging
Flow
Factory
Certifications
Our ServicesOur Services
1.Reply your inquiry in 24 working hours.
2. Experienced staffs answer all your questions in professional and fERW Pipes and Tubes !! steel profile 3 layer polyethylene coating steel pipet English.
3. Special discount and protection of sales area provided to your distributor.
4. Flexible Payment Terms "Better options for you"
We are now able to accept a variety of payment term options including open account terms. Check our Flexible Payment Terms page to see the full list.
We can provide trade assurance service on ERW Pipes and Tubes !! steel profile 3 layer polyethylene coating steel pipe. Which can assure order quality and on-time shipment, 100% payment refund up to trade assurance account.
FAQFAQ
What is our payment?
T/T,L/C,Western Union and other fexible payment terms.
What is our packaging?
1.standard exporting package:
a) in bundles, in hexagonal package;
b) PVC sheet.
2. according to client's specific requirements
What is our MOQ?
We can accept all of the small orders. If we have the stocks.All the quantity can be accepted.
How is the quality of your products?
Our products are manufactured strictly according to national and international standard, and we take a test on every pipe before delivered out. If you want to see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed:
If products' quality doesn’t match the description we give or promise before you place your order, we promise 100% refund.
Can you offer the samples?
If we have the stocks in our company.We can offer the sampls.
How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that " for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”, if you like bargain and factory price is not low enough as you think, just don't waste your time.
Please trust the quotation we would give you, it is professional one.
Why should you choose us?
Chose happens because of quality, then price, we can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents),
Quick goods delivery, our factories locate near the seaport, which is very convenient for transportation.
Our service formula: best quality+best price+best service
Company InformationCompany Information
Tianjin Zhongtiansheng Steel Pipe Co. Ltd. is located in Daqiuzhuang, Tianjin, which is one of the largest manufacturing bases of steel pipes in northern China. We are a company that is specialized in producing various steel pipes, pipe fittings and flanges.
With years of development, our company won the trust and excellen reputation of customers for the quality of our products and sincere service, as well as foreign users of the community.
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Profile Steel is used to mount, brace, support, and connect lightweight structural loads in building construction. These include pipes, electrical and data wire, ERW Pipes and Tubes !! steel profile 3 layer polyethylene coating steel pipe mechanical systems such as ventilation, air conditioning, and other mechanical systems. Strut channel is also used for other applications Profile Steel that require a strong framework, such as workbenches, shelving systems, equipment racks, etc. Specially made sockets are available to tighten nuts; bolts etc.
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Profile Steel is equipped with excellent equipments including two sets 1450 reversible rolling mills,ERW Pipes and Tubes !! steel profile 3 layer polyethylene coating steel pipe three sets 1150 reversible rolling mills, two sets galvanizing & galvalume lines, two sets color coating lines, one set correcting machine, and one set pickling line.