Description
1.Professional manufacturer of Honed tube & chrome rod, founded in 2004, one of biggest manufacturer in China.
2.Honing Process is a special form of grinding and a machining method in finishing.
This process can not only remove the large machining allowance, but also is an effective machining method to improve the dimensional precision, geometric shape precision and surface roughness of parts.
Material & Chemical Composition
20# 45# Q345B 16Mn 25Mn 27SiMn 42SiMn 42CrMO
Dimension tolerance
Delivery Condition
Processing Method
Packing
Company Show
Factory was established in 2003, operation under modern management system and technologies, ISO9001 certificated, It covers an area of 40, 000 sq. Meters.
All processing control and fully production facilities, also owned cold-drawn machine and heat treatment furnace.
There are 60sets of advanced equipment and 70+ skilled technical workers.
As one of the biggest honed tube, chrome rod manufacturer we engrossed in this field 15+ years, market cover 20+ countries annual output over 20, 000tons.
Advantage
1.Rich manufacturing experience.
2.Fast delivery.
3.100% inspection for everyone products in each processing.
4.One stop collection for Honed tube, Chrome rod.
5.7*24 on time response.
FAQ
1.Q :Are you a factory?
A: Yes, we are.
2. Q :Which countries do you export to?
A: Russia, Argentina, South Africa, Indonesia, Vietnam, India and so on.
3.Q :What is the delivery time?
A: If we have stock, we can send goods within 20days. If not, we will deliver goods within 30-45 days
4.Q: What is your main payment item?
A: T/T and L/C, L/C,D/P ,O/A,Western Union ,PayPal
5. Q: What quality of your products also your price is reasonable?
A: Our Products have passed through the ISO9001 Certificated and We have specialized in this field of Honed Tubes and Piston Rod for more than 14 years, that is why we can give you the products of good quality and competitive price
Contact Us
Frank
1.Professional manufacturer of Honed tube & chrome rod, founded in 2004, one of biggest manufacturer in China.
2.Honing Process is a special form of grinding and a machining method in finishing.
This process can not only remove the large machining allowance, but also is an effective machining method to improve the dimensional precision, geometric shape precision and surface roughness of parts.
| Honed tube for hydraulic cylinder | ||
| 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 | 30-400 | |
| I.D Tolerance | H8-H9 | |
| Length | 3-9m(Customers usually choose the 4-5.8(m) | |
| Straightness | 1-1000 | |
| ID roughness | RA 0.4micron(max) | |
| Technology | Honed& SRB (SKIVED AND ROLLER BURNISHED) | |
| Scope | Honed tube for hydraulic cylinder ,swivel crane, injection machine and construction machine application | |
Material & Chemical Composition
20# 45# Q345B 16Mn 25Mn 27SiMn 42SiMn 42CrMO
| Material | 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 | ti:0.02-0.20 | Cu≤0.25 |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | ti:0.02-0.20 | 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 | 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 | 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 | 0.38-0.45 | 0.50-0.80 | 0.50-0.80 | 0.025 | 0.025 | 0.90-1.20 | 0.15-0.25 |
Dimension tolerance
| Inner Diameter (mm) | ID Tolerance(mm) | |||
| H8 | H9 | H10 | H11 | |
| 30 | +0.021/0 | +0.038/0 | +0.084/0 | +0.130/0 |
| >30-50 | +0.025/0 | +0.039/0 | +0.100/0 | +0.160/0 |
| >50-80 | +0.030/0 | +0.046/0 | +0.120/0 | +0.190/0 |
| >80-120 | +0.035/0 | +0.054/0 | +0.140/0 | +0.220/0 |
| >120-180 | +0.040/0 | +0.063/0 | +0.160/0 | +0.250/0 |
| >180-250 | +0.046/0 | +0.072/0 | +0.185/0 | +0.290/0 |
| >250-315 | +0.052/0 | +0.081/0 | +0.210/0 | +0.320/0 |
| >315-400 | +0.057/0 | +0.089/0 | +0.230/0 | +0.360/0 |
| BK | BKW | BKS | GBK | NBK | Q+T |
| +C | +LC | +SR | +A | +N | |
| Cold rolled | Cold drawn | Stress relieved | Annealed | Normalized | Quenched+ Tempered |
Packing
Company Show
Factory was established in 2003, operation under modern management system and technologies, ISO9001 certificated, It covers an area of 40, 000 sq. Meters.
All processing control and fully production facilities, also owned cold-drawn machine and heat treatment furnace.
There are 60sets of advanced equipment and 70+ skilled technical workers.
As one of the biggest honed tube, chrome rod manufacturer we engrossed in this field 15+ years, market cover 20+ countries annual output over 20, 000tons.
Advantage
1.Rich manufacturing experience.
2.Fast delivery.
3.100% inspection for everyone products in each processing.
4.One stop collection for Honed tube, Chrome rod.
5.7*24 on time response.
FAQ
1.Q :Are you a factory?
A: Yes, we are.
2. Q :Which countries do you export to?
A: Russia, Argentina, South Africa, Indonesia, Vietnam, India and so on.
3.Q :What is the delivery time?
A: If we have stock, we can send goods within 20days. If not, we will deliver goods within 30-45 days
4.Q: What is your main payment item?
A: T/T and L/C, L/C,D/P ,O/A,Western Union ,PayPal
5. Q: What quality of your products also your price is reasonable?
A: Our Products have passed through the ISO9001 Certificated and We have specialized in this field of Honed Tubes and Piston Rod for more than 14 years, that is why we can give you the products of good quality and competitive price
Contact Us
Frank