Top grade hot-sale China pipe manufacturers Galvanized 15CrMoG/12CrMo seamless steel pipe, iron pipe with Competitive Price
USD $600 - $800 /Metric Ton
Min.Order:30 Metric Tons
Changsha Jetsun Trade Development Co., Ltd.
Jetsun established in 2002 , we have 12 years experience in field of steel tube and pipe fittings, we are a professional supplier of steel products in China.
We have established the good business relationship with many famous domestic manufacturers and also supply the products to numbers of well-known international company. All products are well-reputed by customers from all over the world, for example, our company has been qualified to be a key supplier by Keppel Corporation.
Besides, we also offer additional services as per customers’ request:
A. Sourcing matching products which are related to steel pipe and pipe fittings.
B. Tracing all products after sales by our professional team.
C. Offering professional suggestions to achieve your cost effective aim when you choose the material of the product.
Production Description
1) Fluid Pipe Images, Usage and Standard
Usage:
ASTM A106. for the purpose of the pipeline project of boiler,water&petroleum.
ASTM A53 It is used for conveying water,petrolem,gas and other common fluids.
ASTM A179 For tubed heat exchanger and similar heat conveying equipments.
ASTM A192 For manufacture wall panel,economizer,reheater,superheater and steam pipeline of boilers.
API SPCE 5L For the purpose of transportation of gas,water,oill in oil&gas industry.
Standard:
GB/T8163, ASTM A53M, etc.
2) Drawing of Fluid Pipe
3) Product Size Specification Table (mm)
(Red and Blue Area. Blue area stands for Φ720 plant unit production range)
Remark: Customized sizes acceptable
4) Chemical composition (%)
STANDARD | GRADE | CHEMICAL COMPOSITION | ||||||||||||
C | Si | Mn | P | S | Ni | Cr | Cu | Mo | V | Al | ||||
GB/T8163 | 10 | 0.07-0.13 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.15 | ≤0.25 | — | — | — | ||
20 | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.25 | ≤0.25 | — | — | — | |||
Q345A | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.030 | Ni:≤0.50 Cr:≤0.30 Nb:≤0.07 | ≤0.30 | ≤0.10 | ≤0.15 | — | |||||
Q345B | — | |||||||||||||
Q345C | ≥0.015 | |||||||||||||
Q345D | ≤0.18 | ≤0.030 | ||||||||||||
Q345E | ≤0.025 | |||||||||||||
ASTM A 53M | A | ≤0.25 | — | ≤0.95 | ≤0.050 | ≤0.40 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.08 | — | |||
B | ≤0.30 | — | ≤1.20 | ≤0.050 | ≤0.40 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.08 | — |
Note: Grades other than the a.m. chart can be made available through consultations.
5) Mechanical properties
Grade | Quality Grade | Tensile Strength Rm / MPa | Lower Yield Strength ReLa / Mpa | Elongation A / % | Impact Test | ||||||||
WT / mm | Temp / ℃ | Absorbed Energy KV2 / J | |||||||||||
≤16 | >16-30 | >30 | |||||||||||
No Less Than | No Less Than | ||||||||||||
10 | — | 335-475 | 205 | 195 | 185 | 24 | — | — | |||||
20 | — | 410-530 | 245 | 235 | 225 | 20 | — | — | |||||
Q345 | A | 470-630 | 345 | 325 | 295 | 20 | — | — | |||||
B | +20 | 34 | |||||||||||
C | 21 | 0 | |||||||||||
D | -20 | ||||||||||||
E | -40 | 27 | |||||||||||
ASTM A53M | A | 330 | 205 | According to ASTMA 53M table II | — | — | |||||||
B | 415 | 240 | — | — | |||||||||
If yield strength cannot be confirmed during "a" tension test, non-proportional extension Rp0.2 will be used in place of ReLo |
6) Product Application Industry
7) Quality Control
A. Advanced Production Equipment
B. Production Flow
C. Skill-full and Qualfied Workers, Training and Testing before Working
D. Strictly Qualtity Control System
8) Packing & Shipping
A) Packing Method
Small size in bundles, big size in bulk, with plastic cap to protect both ends, seaworthy packaging or as per customer's requests.
B) Shipping Way
As per customer's request.
Usually by Sea, by Air, by Train or River-and-Sea Coordinated Transport.
FAQ
Q: What about your payment term?
A: Usually T/T or L/C, 30% deposit and 70% before delivery.
Q: what about your standard delivery date
A: 30 days after receiving deposit
Q: How about your capacity?
A: For steel pipes, 50,000 tons per month, 600,000 tons per year. For pipe fittings, 30,000 tons per year
Q: what about your package
A: Usually as per customer's requests.
Common packing information: Small size in bundles, big size in bulk, some sizes with plastic cap to protect both ends, seaworthy packaging.
Q: What is your main market &main customers
A: We have 12 years experience on steel pipes & pipe fittings. Our main market includes China, Singapore etc. Main Customers including HYST, Keppel group etc.
Q: If products have some quality problem,how would you deal with?
A: We will responsible for all of our quality problems.
Q: How to get accurate price / quotation from you?
A: Please kindly tell us below details and we'll send our quotation to you ASAP:
1) Pipe's outer diameter 2) Wall thickness 3) Section Shape (round, square etc.)
4) length for each pipe 5) steel grade 6) Standard (e.g.: API 5L)
7) order quantity 8) Designation (BK, BKW etc.) 9) Trade Terms
P.S.: more detailed information you clarified, more exact price we provided.
Service & Contact
We are pleased to provide you with best services in consulting, purchasing, transportation, installation, and after-sales services.