Product Details
Grade: JIS SCM430, DIN 30GrMo4, SAE4130/ AISI4130
Size: O.D.:6-350mm W.T.:1-35mm L:max12000mm
Standard: ASTM A519
Certification: ISO9001,TS16949
Applications: for Auto industry/for machinery use/Motorcycle frame
Delivery Conditions
1) BKW (+LC) After last heat treatment there is a light finishing pass (cold drawing)
2) BKS (+SR) After the final cold forming process the tubes are stress relieve annealed.
3) GBK (+A) After the final cold forming process the tubes are annealed in a controlled atmosphere.
4) NBK (+N) After the final cold forming process the tubes are annealed above the upper transformation point in acontrolled atmosphere.
Chemical Composition and Mechanical Property:
| Chemical Composition(%) | Mechanical Property | |||||||||
| C | Si | Mn | S | P | Cr | Ni | Cu | Mo | Yield Strength | Tensile Strength |
| ( σs ) | ( σb ) | |||||||||
| 0.28~0.33 | 0.15~0.30 | 0.40~0.60 | ≤0.04 | ≤0.035 | ≤0.15 | 0.80~1.10 | / | 0.15~0.25 | ≥785(80) (MPa) |
≥930(95) |
| (MPa) | ||||||||||
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Why Choose Us
About us
1, A professional steel pipes materials inventor, manufacturer and solution provider
Equipment & technology
2, Our technicians are of great engineering experience in steel pipe industry for more than 20 years
Service
3, Stable product quality , supply, the good faith management
Packing & Delivery
Packing Details : Anti rust oile protection in Hexagonal Bundles of thick wall tube
Delivery Details : 30-40days
In hexagonal bundles packaging with woven
In hexagonal shaps,the tubes will be well fixed,so it can avoid the damages when delievey .
In wooden boxes: Solid packaging ,protecting tubes from damages much better.
In poywooden packaging,It cut the packaging costs also it can protect tubes well
In bundles with end caps.well protect tubes from rust.
Carton Packing suit for the cutting length
Application
For manufacturing vessel
For manufacturing pipe fittings
For petroleum geologic drilling
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time ?
A: It is according to quantity. And usually is 35-50 days after receiving 30% T/T in advance.
Q: How to get the sample of thick wall tube ?
A:1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.
Q: What is your terms of payment ?
A:1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation
Our products are sold all over the world, you can rest assured.
