We strongly believe that with our wealth of experience and quality assurance of Hydraulic Cylinder Srb Pipe, Hydraulic Cold Drawn Pipe, 1020 Honed Pipe, it will gain your favor. We fully understand, identify and respect the laws and regulations of the country where the company operates, and build the company's development on the basis of correct ethics and values. Strong R&D strength, high-quality products, perfect service and excellent corporate management are the foundation for our survival and development. So we welcome friends from all over the world to come and contact us, not only for business, but also for friendship. We adhere to the business philosophy of technological innovation and forge ahead. We are willing to work together with friends at home and abroad to develop better products to serve our customers.
Hard Chrome Plated Steel Pipe Introduction
Chrome plated Honed Tubes are presicion tubes with smooth inside and with chrome plated , they also could be skived and burnished pipe. Tubes or pipes inside tolerance could be H10, H9 or H8. Outside tolerance, wall thickness tolerance are produced according to seamless cold drawn tubes for precision application standard GB/T3639-2009 , EN10305 or DIN2391 standard. Material SAE1020, 20#, ST45, CK45, ST52, E355 tubes and so on for you to choose. IF you are looking for chrome plated tubes for hydraulic cylinder pipes or pneumatic cylinder tubes, please contact us without any hesitation.
Hard Chrome Plated Steel Pipes technical parameters and Details
Application: hydraulic cylinder, pneumatic cylinder, oil cylinder, telescopic cylinder.
Chrome thickness: usually 15 to 20 microns.
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.
CK45 quenched and tempered hard chrome plated steel bar
For bar / rods:
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
Through continuous innovation, we have completed the development layout in the field of manufacturing the Steel-Steel Embossing Roller for Requirements. We have always maintained a leading position in the same industry with the business philosophy of 'Conscientious, Intensive, and Quality First'. We sincerely welcome friends from all walks of life to visit and guide. We respect talents and insist on taking scientific and technological talents as the main force of the enterprise.
Hot Tags: hard chrome plated steel pipe, China, manufacturers, suppliers, factory, price, Hydraulic Cylinder Steel Tube, Welding Positioner Equipment, Srb Honed Tube, Black Cold Drawn Seamless Square Steel Pipe, 16Mn Chrome Plated Honed Tube, Honing Seamless Pipe
