In recent years, our Hydraulic Steel Honing Pipe, seamless cold drawn stator tube, Round Chrome Rod is of stable quality, rapidly expanding production and steadily increasing market share. We will continue to carry forward the spirit of self-improvement and expansion, in order to make our own contributions to build our national brand. We will always follow the development of society and adhere to the quality policy of continuous reform, rigorous planning, striving for perfection and excellence. The tenet of our enterprise is that quality is the foundation of the enterprise, sincerity is the spirit of the enterprise and brand is the driving force of the enterprise. Looking forward to the future, we will meet customer requirements with quality, and solve customers' worries with good after-sales service. We sincerely welcome new and old customers to guide and negotiate business.
Pneumatic Cylinder Tube introduction
Honed Tubes are presicion tubes with smooth inside , 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 seamless cold drawn honed tubes or SRB tubes for hydraulic cylinder pipes or pneumatic cylinder tubes, please contact us without any hesitation.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.
Pneumatic Cylinder Tubes 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.
Size and Tolerance
Working method | Cylinder ID （mm） | Length （m） | Straightness （mm/m） | Tolerance on ID | Tolerance on WT | Roughness （μm） |
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 | 7M | 0.2-0.3 | H8-H9 | ±5% | ≤0.4 |
Deep hole boring- honed | 320-400 | 8M | 0.2-0.3 | H7-H9 | ±8% | ≤0.8 |
Deep hole boring- skived | 320-400 | 7M | 0.2-0.3 | H8-H9 | ±8% | ≤0.4 |
Mechanical Properties:
Final Supply Condition | Cold finished （Hard）（BK） | Cold drawn and stress-relieved （BK+S or + SR） | Hardness HB | |||
Parameters | T.S obN/mm2 | Elongation δ5% | T.S obN/mm2 | Y.S OsN/mm2 | Elongation δ5% | |
20# (A106B, ST45, E255) | ≧550 | ≧8 | ≧520 | ≧375 | ≧12 | 175 |
45#(CK45) | ≧650 | ≧5 | / | / | / | 207 |
Q345B(ST52, E355) | ≧640 | ≧5 | ≧600 | ≧520 | ≧15 | 190 |
25Mn | ≧640 | ≧5 | ≧600 | ≧510 | ≧15 | 195 |
27SiMn | ≧840 | ≧5 | ≧800 | ≧720 | ≧10 | 230 |
Large diameter honing tube pneumatic cylinder tube For pipes / tubes:
1. Material we have :
DIN2391 standard ST52, St45,EN10305 standard E355,E255, ASTM A106B grade, 16Mn, C20/20#, CK45
2. Chemical composition:
Material | C | Si | Mn | S(≤) | P(≤) | Cr | Ni | Mo | other |
A106B/ C20# | 0.17—0.23 | 0.17—0.37 | 0.35—0.65 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | Cu≤0.25 | |
CK45# | 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 |
ST52 E355 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—0.45 | 0.17—0.37 | 0.50—0.80 | 0.025 | 0.025 | 0.90—1.20 | 0.15—0.25 |
Our Advantage
1.Our company's strength, re-credit, keep the contract, to ensure product quality, has won the trust of customers under the principles of various categories and low price.
2.We offer the best service according to your request, ranging from production, processing to packaging, etc.
3.Our products are of high quality at cheap price, and delivered on time.
4. We have a professional sales team to provide you quick and warm service throughout the whole process.
'Customer first, High quality first' in mind, we perform closely with our consumers and provide them with efficient and experienced services for Cc 2016 Hot Sales Ningbo Xinyipc Sc/Mal Round Pneumatic Cylinder Anodized Aluminium Tube. Our factory implements the principles of unity, pragmatism, progress, integrity, harmony and development. Innovation is one of our fundamental values and a must-have quality for us, because creating the perfect product is an endless pursuit that requires us to constantly do better.
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