We'll make wonderful efforts to produce new and top-quality merchandise, meet up with your special necessities and supply you with pre-sale, on-sale and after-sale products and services for Head Tail Positioner, Tempered Chrome Bar, Welding Table With Positioner. With the guiding principle of keeping business responsibilities and adhering to honesty and trustworthiness, we have deeply reflected and systematically combed and improved the corporate culture. In this professional field, we have been focusing on the quality of our products and customer experience. Good quality is factory' existence, Focus on customer' demand is the source of company survival and advancement, We adhere to honesty and superior faith working attitude, hunting forward towards your coming!
Cold Drawn Honed Tube Introduction
WUXI HENGTONG PETROLIC MACHINERY manufactures Cold Drawn 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.
Cold Drawn Honed Tube detail
Application: producing of hydraulic/ pneumatic cylinders, pumps, motor shells, transmission shafts and transmission roller steel pipes.
Original: Jiangsu, China
Certification: ISO9001.
Material: SAE1020, 20#, ST45, CK45, ST52, E355
Payment term: TT, LC
Delivery date: usually 20 to 40 days.
Packing: packed in bundle, oiled inside, with caps on both ends.
Market: Middle East/ Africa/Asia/South America/Europe/North America
MOQ: Depends on exact size and material.
Cold Drawn Honed Tube Specifications
1. CHEMICAL COMPOSITION
|
Material |
C% |
Mn% |
Si% |
S% |
P% |
V% |
Cr% |
|
CK45 |
0.42-0.50 |
0.50-0.80 |
≤0.04 |
≤0.035 |
0.035 |
≤ 0.25 |
|
|
ST52 |
≤0.22 |
≤1.6 |
≤0.55 |
≤0.04 |
≤0.04 |
||
|
20MnV6 |
0.16-0.22 |
1.30-1.70 |
0.10-0.50 |
≤0.035 |
≤0.035 |
0.10-0.20 |
≤0.30 |
|
42CrMo4 |
0.38-0.45 |
0.60-0.90 |
0.15-0.40 |
≤0.035 |
≤0.035 |
0.07-0.12 |
0.90-1.20 |
|
40Cr |
0.37-0.45 |
0.50-0.80 |
0.17-0.37 |
≤0.035 |
≤0.035 |
0.80-1.10 |
2. MECHANCIAL PROPERTIES
|
Material |
T.S N/MM2 |
Y.S N/MM2 |
E%(MIN) |
CHARPY |
CONDITION |
|
CK45 |
610 |
355 |
15 |
>41J |
NORMALIZE |
|
CK45 |
800 |
630 |
20 |
>41J |
Q + T |
|
ST52 |
500 |
355 |
22 |
NORMALIZE |
|
|
20MnV6 |
750 |
590 |
12 |
>40J |
NORMALIZE |
|
42CrMo4 |
980 |
850 |
14 |
>47J |
Q + T |
|
40Cr |
1000 |
800 |
10 |
Q + T |
3. SUPPLY CONDITION
Ground and chrome plated , induction, quenched and tempered
4. CHROME THICKNESS
20 to 30 micron
5. SURFACE ROUGHNESS
Ra≤0.2 micron and Rt≤2 micro
6. TOLERANCES ON DIA
ISO f7 on the diameter
7.OVALITY
Half of the tolerance ISO f7
8. STRAIGHTNESS
≤0.2MM/M
9. SURFACE HARDNESS
850-1150HV (vickers 100g)
10.COHESION
No cracks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling in water)
11 .POROSITY
Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
12. CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-72hours
Results evaluation according to ISO 4540 RATING 7-10
13. PACKING
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
Packaging & Delivery|
Packaging Details |
in bundle, with plastic caps, anti-rusted oiled, with woven bags |
|
Delivery Time |
within 20 days |
At a new starting point, our company will establish a new management concept, pursue continuous innovation and development of products, provide you with higher quality Good Sale Honed Tube- Hydraulic Cold Drawn Seamless Tube and quality services and create a new era of value-added brand. We also have a team of professional personnel to provide you with the most efficient solutions. Relying on our own brand and solution capabilities, we provide customers with high quality products, solutions and services.
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