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Basic Info.
Technique
Cold Drawn
Material
Carbon Steel
Surface Treatment
Galvanized
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
Section Shape
Round
Price Term
CIF CFR Fob EXW
Application
Hydraulic Cylinder, Pneumatic Cylinder,Jack, Cylin
Manufacture Method
Cold Drawn Custom 20# 45# AISI 1020 Honed Seamless
Name
En10305 E355 St52 Honed Tube High Precision Carbon
Transport Package
Wooden Box Packaging
Specification
12M, 6m, 6.4M
Trademark
ISO
Origin
China
HS Code
7303001000
Production Capacity
100000 Ton/Tons Per Month
Product Description
| Inside Dia (mm) | ID Tolerance (mm) | WT Tolerance (mm) | |||
| H7 | H8 | H9 | H10 | ||
| ≤30 | +0.021/0 | +0.033/0 | +0.052/0 | +0.084/0 | ±7.5% >210mm ±10% |
| 30 - ≤50 | +0.025/0 | +0.039/0 | +0.062/0 | +0.100/0 | |
| 50 - ≤80 | +0.030/0 | +0.046/0 | +0.074/0 | +0.120/0 | |
| 80 - ≤120 | +0.035/0 | +0.054/0 | +0.087/0 | +0.140/0 | |
| 120 - ≤180 | +0.040/0 | +0.063/0 | +0.100/0 | +0.160/0 | |
| 180 - ≤250 | +0.046/0 | +0.072/0 | +0.115/0 | +0.185/0 | |
| 250 - ≤315 | +0.052/0 | +0.081/0 | +0.130/0 | +0.210/0 | ±7.5% >210mm ±10% |
| 315 - ≤700 | +0.057/0 | +0.089/0 | +0.140/0 | +0.230/0 |
| Steel Grade | Chemical composition % | |||||
| C | Si | Mn | P | S | Al | |
| ≤ | ≥ | |||||
| 20# | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | / |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | / |
| Q345B | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | / |
| Q345D | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.03 | 0.03 | 0.015 |
| 25Mn | 0.22-0.29 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | / |
| 27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.035 | 0.035 | / |
| ST52 | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | / |
| SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.60-0.90 | 0.04 | 0.05 | / |
| Delivery Condition | Cold Finished (hard) (BK) | Cold Drawn and Stress-Relieved (BK+S) | |||
| Steel Grade | Tensile Strength (Mpa) | Elongation (%) | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation (%) |
| 20# | ≥550 | ≥8 | ≥520 | ≥375 | ≥15 |
| 45# | ≥640 | ≥5 | ≥600 | ≥520 | ≥10 |
| 16Mn | ≥640 | ≥600 | ≥520 | ≥14 | |
| 25Mn | ≥640 | ≥600 | ≥510 | ≥15 | |
| 27SiMn | ≥800 | ≥760 | ≥610 | ≥10 | |
| ST52 | ≥640 | ≥600 | ≥520 | ≥14 | |
| SAE1026 | ≥640 | ≥600 | ≥510 | ≥15 | |
1.Steel grade: ST52.3, 1020, CK45, 4140 , E355,4130, Stainless Steel 304/316, Duplex 2205, Alloy Steel etc.
2.ID: 15mm-1500mm
3.OD:18mm-1800mm
4.Length: max 16m
5.Straightness: 0.5/1000 6.Roughness(Ra): 0.2-0.4um 7.ToleranceEXT:DIN2391,DIN17175,DIN1629,ASTM519,ASTMA106,JISG3441,GB/T8163,GB/T3639,GB9948,GB/T5312 etc.
8.Tolerance INT: ISO H8
9.Surface treatment:galvanized
10.Tolerance:±7%
11.Oiled or unoiled:Slightly Oiled
12.Delivery date:22-30
13.Type: cold drawing, cold rolling, honed
14.Conservation: anti rust oiled inside and outside surface, plastic caps in both ends
15.Package: bundle with steel strip and knitting strip, or wooden case.
Q1: Are You Manufacture or Trade Company?
We are manufacture,we have 10 years experience for supply Metal material and products in domestic.
Q2: How can we guarantee quality?
Always a pre-production sample before mass production;Always final Inspection before shipment;
Q3: What is your terms of payment ?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
Q2: How can we guarantee quality?
Always a pre-production sample before mass production;Always final Inspection before shipment;
Q3: What is your terms of payment ?
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
Q4: Can you provide Certificates for aluminum materials ?
Yes,we can supply MTC-Material Test Certificate.
Q5: Can you provide sample?
Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after you make an order.
3.Upon negotiation
Q4: Can you provide Certificates for aluminum materials ?
Yes,we can supply MTC-Material Test Certificate.
Q5: Can you provide sample?
Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after you make an order.