Professional manufacturer of Honed tube & chrome rod, founded in 2004, one of biggest manufacturer in China. Rich experience in production and export, prefect products & services gained recognition of clients from 40 countries.
Honed tube made by seamless steel tube and processed by Cold-drawn, Stress relief annealing, ID honing etc. more than ten processes. Material grade: ST52, E355, C20, STKM13C, SUS304, SUS316. ID precision level of H8 tolerance.
Item | Honed Tube | |
Standard | DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713... | |
Material | ST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45... | |
Heat treatment | BK+S | |
Specification | Outer diameter(mm) | Inner diameter(mm) |
40-480mm | 30-400mm | |
Thickness | 5-40mm | |
Length | 7000mm | |
Straightness | Max 0.5/1000mm | |
Technology | Honed & SRB (SKIVED AND ROLLER BURNISHED) | |
Tolerance INT | DIN2391 H8 |
Chemical composition of commonly used steel pipe material | |||||||||
Parameters | C | Si | Mn | S(≤) | P(≤) | Cr | Ni | Mo | Other |
20# | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | Cu≤0.25 | |
45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | Cu≤0.25 | |
Q345B | ≤0.20 | ≤0.55 | 1.00-1.60 | 0.040 | 0.040 | V:0.02-0.15 | Nb: 0.015-0.06 | Ti: 0.02-0.20 | Alt≥0.015 |
16Mn | ≤0.20 | ≤0.55 | 1.00-1.60 | 0.045 | 0.045 | V:0.02-0.15 | Nb: 0.015-0.06 | Ti: 0.02-0.20 | 16Mn |
25Mn | 0.22-0.30 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | 0.25 | ≤0.25 | ||
27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.030 | 0.030 | ||||
42SiMn | 0.39-0.45 | 1.10-1.40 | 1.10-1.40 | 0.030 | 0.030 | ||||
42CrMo | 0.38-0.4 | 0.17-0.37 | 0.50-0.80 | 0.025 | 0.025 | 0.90-1.20 | 0.15-0.25 |
Q: Are you a manufacturer?
A: Yes! We are a professional honing tube manufacturer.
Q: How can I get the price?
A: We usually quote within 24 hours after we get your inquiry by telling us the material, out diameter, wall thickness, quantity and application of the steel pipe which you need.
Q: What is your terms of payment?
A: T/T or L/C according to real order.
Q: How long is your delivery time?
A: It's usually about 30 days. At the same time, urgent order could also be arranged about 7 days.