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Model No.: GB/T 24187
Brand: Torich
Type: Seamless
Certification: UL
Application: Hydraulic Pipe
Section Shape: Round
Surface Treatment: Oiled
Usage: Machinery
Technique: Cold Drawn
Material: Carbon Steel
Length: 1-12m
WT: 0.5-50mm
OD: 3-420mm
Special Pipe: Welded Steel Tubes
Name: TORICH GB/T 24187 Cold-Drawn Precision S
Packaging: packing in wooden boxes or in hexagonal bundles
Productivity: 20000 Tons per Year
Transportation: Ocean,Land,Air
Place of Origin: Zhejiang, China (Mainland)
Supply Ability: 60000 Ton per year
Certificate: ISO9001:2008 ISO14001:2008
HS Code: 7306301100
Port: Shanghai,Ningbo
Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
TORICH GB/T 24187 Cold-Drawn Precision Single Welded Steel Tubes Table 1 Outer diameter, wall thickness and theoretical weight Table2 Allowable deviation of outer diameter of steel pipe Table 3 Permissible deviation of steel tube wall thickness Table 4 Allowable deviation of specified length of steel pipe +4 0 +7 0 +10 0 TABLE 5 Chemical Composition Of Steel Strip (Mass Fraction)% TABLE 6 Mechanical Properties Of Cold Rolled Low Carbon Steel Strip Thickness /mm Tensile Strength Yield Strength Elongation A/% a Replace with when the yield phenomenon is not obvious. b Sample type of sample number D14 in GB/T 228-2002. TABLE 7 Mechanical Properties Of Cold Rolled Ultra-low Carbon Steel Strip Thickness /mm Tensile Strength Yield Strength Elongation A/% a Replace with when the yield phenomenon is not obvious. b Sample type of sample number P14 in GB/T 228-2002. TABLE 8 Mechanical properties of steel pipe Tensile Strength Yield Strength Elongation A/% a Replace with when the yield phenomenon is not obvious. b Sample type of sample number S7 in GB/T 228-2002. Characteristic: TORICH QUALITY ASSURANCE Good surface quality Good OD and ID tolerance controlled to Technical Standard Processing:W-H W-C Widely used in the field of:Condenser, evaporator, cooler tube fuel pipe of refrigeration,automobile and electric appliance industrial Product Images: 1~ Incoming Raw Material Inspection 100% of our steel tubes are dimensionally checked
Spec:
Material:C Si Mn P S
Size Range:OD:3.18-18mm
WT:0.3-1.3mm
General Length:1.5-4m
Tolerance:
According to the following tables or customers` request.
OD/mm WT/mm 0.30 0.40 0.50 0.60 0.65 0.70 0.80 0.90 1.00 1.30 theoretical weight /(kg/m) 3.18 0.0213 0.0274 0.0330 4.00 0.0274 0.0355 0.0432 0.0503 4.76 0.0330 0.0430 0.0525 0.0616 0.0659 0.0701 5.00 0.0348 0.0454 0.0555 0.0651 0.0697 0.0742 6.00 0.0422 0.0552 0.0678 0.0799 0.0858 0.0915 0.1026 0.1132 0.1233 6.35 0.0448 0.0587 0.0721 0.0851 0.0914 0.0975 0.1095 0.1210 0.1319 7.94 0.0565 0.0744 0.0917 0.1086 0.1169 0.1250 0.1409 0.1563 0.1712 0.2129 8.00 0.0570 0.0750 0.0925 0.1095 0.1178 0.1260 0.1421 0.1576 0.1726 0.2148 9.53 0.0683 0.0901 0.1113 0.1321 0.1423 0.1524 0.1722 0.1915 0.2104 0.2639 10.00 0.0718 0.0947 0.1171 0.1391 0.1499 0.1605 0.1815 0.2020 0.2220 0.2789 12.00 0.0866 0.1144 0.1418 0.1687 0.1819 0.1951 0.2210 0.2464 0.2713 0.3430 12.70 0.0917 0.1213 0.1504 0.1790 0.1932 0.2072 0.2348 0.2619 0.2885 0.3655 14.00 0.1014 0.1342 0.1665 0.1983 0.2140 0.2296 0.2604 0.2908 0.3206 0.4072 15.88 0.1153 0.1527 0.1896 0.2261 0.2441 0.2621 0.2975 0.3325 0.3670 0.4674 16.00 0.1162 0.1539 0.1911 0.2279 0.2461 0.2641 0.3000 0.3352 0.3699 0.4713 18.00 0.1310 0.1736 0.2158 0.2575 0.2781 0.2987 0.3393 0.3795 0.4192 0.5354 Theoretical weight of no additional coating, density of steel is 7.85 kg/
Outer diameter Common precision High precision <4.76 ±0.08 ±0.05 4.76-8.00 ±0.12 ±0.07 >8.00-12.00 ±0.16 ±0.10 >12.00 ±0.20 ±0.12
Wall thickness Permissible deviation <0.70 ±0.05 ≥0.70 ±0.07
Length Allowable deviation ≤2000 >2000-5000 >5000-8000
Category C Si Mn P S Cold rolled low carbon steel strip ≤0.08 ≤0.03 ≤0.30 ≤0.030 ≤0.030 Cold rolled ultra low carbon steel strip ≤0.008 ≤0.03 ≤0.25 ≤0.020 ≤0.030
0.25~<0.35 ≥270 ≥32 0.35~<0.50 ≥34 ≥0.50 ≥36
≤0.50 ≥280 130~250 ≥38 >0.50 ≥40
Category Ordinary steel pipe(MA) ≥270 ≥180 ≥14 Soft steel tube(MB) ≥230 150~220 ≥35
Stable quality
100% Eddy Current Test QUALITY CONTROL
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
FAQ
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
If you have another question, pls feel free to contact us
Product Categories : Seamless Steel Tubes
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.