
Business Type: Manufacturer
Main Products:HYDRAULIC CYLINDER TUBE Cold Drawn TubeCold rolled TubeHoned TubeSRB Tube
ID:22030970907
Construction & Decoration Building Structural Material
MOQ:5.00 Ton(s)
cold rolled tubeCK45 cold rolled tubecylinder tube
L/CT/T
Xinpeng Have passed ISO9001:2015 verified, all products are in strict quality Control.
We have the own laboratory to test the mechanical property. Our quality team can do roughness test, UT test, flattening test, hardening test in our own company. Straightness test, semi-product test, finished products test is 100% carry on in Xinpeng.
We always believe the Quality is life, quality is the basic.
Our quality target is 600PPM.

OD | GB/T3639 | DIN2391 (EN10305) | Our Tolerance | Best Quality |
31-40mm | ±0.15mm | ±0.15mm | ±0.05mm | ±0.03mm |
41-50mm | ±0.20mm | ±0.20mm | ±0.05mm | ±0.03mm |
51-60mm | ±0.25mm | ±0.25mm | ±0.08mm | ±0.03mm |
61-70mm | ±0.30mm | ±0.30mm | ±0.10mm | ±0.05mm |
71-160mm | ±0.30mm | ±0.30mm | ±0.10mm | ±0.05mm |
160mm-230mm | ±0.50mm | ±0.50mm | ±0.40mm | |
Tolerance in WT | ±0.12mm | ±0.10mm | ±0.05mm | ±0.03mm |
MECHANICAL PROPERTIES (we do much better than this)
Condition | Material Grade | T.S (MPa) lowest | Y.S (MPa) lowest | Elongation (%) |
BKS | ST35 (10#) | ≥420 | ≥315 | ≥14 |
BKS | ST45(20#) | ≥520 | ≥375 | ≥12 |
BKS | ST52(16Mn) | ≥580 | ≥420 | ≥10 |
GBK | ST35 (10#) | ≥315 | ≥35 | |
GBK | ST45(20#) | ≥390 | ≥32 | |
GBK | ST52(16Mn) | ≥490 | ≥30 | |
NBK | ST35 (10#) | 340-470 | ≥235 | ≥32 |
NBK | ST45(20#) | 440-570 | ≥255 | ≥30 |
NBK | ST52(16Mn) | 490-630 | ≥335 | ≥28 |
Size available in stock, other size can do customized
Size | ID*OD | (mm) | These sizes have stock, | ||
40*50 | 90*110 | 140*170 | 60*45 | 120*140 | 180*205 |
40*55 | 95*110 | 145*170 | 70*57 | 125*140 | 90*105 |
50*60 | 95*115 | 150*170 | 90*80 | 125*145 | 70*85 |
50*65 | 100*110 | 150*175 | 102*90 | 125*150 | 70*90 |
55*70 | 100*114 | 150*180 | 50*40 | 130*150 | 75*90 |
60*70 | 100*115 | 155*180 | 55*40 | 130*155 | 140*165 |
60*75 | 100*120 | 160*175 | 180*210 | 130*160 | 70*80 |
60*78 | 100*125 | 160*180 | 180*215 | 135*160 | 70*82 |
63*73 | 105*125 | 160*185 | 180*220 | 140*160 | 165*205 |
63*75 | 110*125 | 160*190 | 185*205 | 80*100 | 170*200 |
63*76 | 110*130 | 160*195 | 185*215 | 80*92 | 85*100 |
63*78 | 115*130 | 165*190 | 185*220 | 80*95 | 180*200 |
65*80 | 115*135 | 165*140 | 140*120 | 146*125 | 30*25 |

Our workshop
Our factory is equipped with cold drawn machine set, cold rolling machine sets, advanced CNC SRB machines, honing machines,
combined cold drawn, cold rolling, heat treatment and SRB process to produce the better quality products according to customer requirement.
Our Factory has passed the international Quality System ISO 9 0 0 1: 2 0 1 5 verified. We are equipped with various advanced testing machines which can exhaustive analysis of the products and promise the quality.


PACKAGE
1) Minimum order quantity: 5 tons
2) Price: FOB or CIF or CFR at Qingdaoport inShandong
3) Payment: 30% deposit in advance, the balance against the copy of B/L; or 100% L/C, etc
4) Lead Time: within 15-35 workdays normally
5) Packing: Standard seaworthy packing or as per your request. (As pictures)
6) Sample: Free sample(LESS THAN 2KG) is available, freight stand by clients.
20ft GP: 5898mm (Length) x2352mm (Width) x2393mm (High)
40ft GP: 12032mm (Length) x2352mm (Width) x2393mm (High)
40ft HC: 12032mm (Length) x2352mm (Width) x2698mm (High)
20 feet container load 25 tons square tube /square tube 100x100/steel square tube whose length is less than 5.8m
40 feet container load 25 tons square tube /square tube 100x100/steel square tube whose length is less than 11.8m
Any need, please feel free to contact info@yt-xinpeng.com or call at 86-535-6835398

Business Type:Manufacturer
Online Supplier