Our service attitude of 'customer benefit first' is that, we can think from the perspective of customers in every production and research and activities, and provide customers with Pneumatic Honed Tube, 4140 seamless cold drawn tube, 10T Welding Positioner that are more in line with customer interests from a professional perspective. We are committed to providing pre-sales, in-sales, and post-sales technical support and marketing channels so that our customers perceive our employees as professional and dedicated in their business knowledge, technical ability, and professionalism. Our company leads the development trend of the industry with a steady and solid pace, laying a solid foundation for creating a beautiful blueprint of the industry. We firmly believe that pay before return, quality before brand, and responsibility before development. Our company advocates the corporate culture of 'concentrate on manufacturing, excellent quality and wholehearted service' and follows the business philosophy of 'products are always affordable, quality is higher' and always bear in mind that customer satisfaction is our ultimate goal.
Seamless Honing Tube Introduction
WUXI HENGTONG PETROLIC MACHINERY manufactures pre honed tubes, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, piston rods and high-precision cold-drawn steel tubes, We are well-equipped with 300 ton, 150 ton, 65 ton, 20 ton of cold drawing machine,9 meters CNC boring machines, 20 sets honing machines , one set furnace and advanced quality testing equipment, which combine cold drawn, cold-rolled, heat treatment and traditional machining process.
Seamless Honing Tube Details
Standard: DIN
Standard2: DIN 2391
Thickness: 5 - 30 mm
Section Shape: Round
Outer Diameter(Round): 40 - 400 mm
Place of Origin: Jiangsu, China (Mainland)
Application: Hydraulic Pipe
Name: st52 cold drawn seamless honed tube for hydraulic cylinder
Brand: Hengtong
Type: seamless
Material:A106B,CK45,ST52/E355,25Mn,27SiMn
Process: cold drawn ,honing,chroming
Length: ≤12m
ID tolerance: H8
Roughness: 0.2-0.4um
Condition: BKS/SR
St52 cold drawn seamless honed tube for hydraulic cylinder Product Description
*OD:40-400mm
*Thickness: ≥4mm
*Roughness: 0.2
*H8 tolerance
*BKS/SR condition
Chemical compisition
Material | C | Si | Mn | S(≤) | P(≤) | Cr | Ni | Mo | other |
C20# | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | ≤0.25 | ≤0.30 |
| Cu≤0.25 |
CK5# | 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 | 0.04 | 0.04 | V:0.02-0.15 | Nb:0.015-0.06 | Ti:0.02-0.20 | Alt≥0.015 |
ST52 | ≤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 |
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27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.03 | 0.03 |
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42SiMn | 0.39-0.45 | 1.10-1.40 | 1.10-1.40 | 0.03 | 0.03 |
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42CrMo | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.025 | 0.025 | 0.90-1.20 |
| 0.15-0.25 |
|
Hydraulic&pneumatic liner actuator standard/size/precise
Working method | Cylinder ID (mm) | Length | Straightness | Tolerance on ID | Tolerance on WT | Roughness |
Cold drawn | 40-320 | ≤12M | 0.2-0.5 | / | ±5% | 0.8-1.6 |
Cold rolling | 30-100 | ≥12M | 0.2-0.5 | / | ±5% | 0.8-1.2 |
Cold drawn-honed | 40-500 | 8M | 0.2-0.3 | H8-H9 | ±5% | 0.2-0.8 |
Cold drawn-skived | 40-400 | 9M | 0.2-0.3 | H8-H9 | ±5% | ≤0.4 |
Hole boring-honed | 320-400 | 8M | 0.2-0.3 | H7-H9 | ±8% | ≤0.8 |
Hole boring-skived | 320-400 | 9M | 0.2-0.3 | H8-H9 | ±8% | ≤0.4 |
We are going to dedicate ourselves to providing our esteemed buyers together with the most enthusiastically thoughtful products and services for SAE1045 Seamless Honed Hydraulic Cylinder Tube. Our company always adheres to the enterprise tenet of 'honesty and truth-seeking, dedicated to service, only seeking satisfaction' and strives for continuous product innovation and service in line with customer demand. By purchasing advanced equipment and introducing high-tech talents, we have provided a strong guarantee for the development and production of first-class products.
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