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Spot high quality galvanized seamless carbon steel hydraulic cylinder honing pipe stainless steel pipe 20#
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Meorient Import & Export Co.LTD
China - Hangzhou
Trading Company
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
5-10人
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
Certifications
Product Specifications
--Product Description
Honed tube for hydraulic cylinder | ||||
Standard | DIN2391, EN10305, ASTM A519, GB/T 3639-200 | |||
Material | Q355B Q355D C20,ST52,E355 SAE1026.CK45 4130 4140 STKM 13C | |||
Heat treatment | BK+S | |||
Specification | Outer diameter(mm) | Inner diameter(mm) | ||
40-480mm | 30-400mm | |||
I.D Tolerance | H8-H9 | |||
Length | Fixed Length, Random Length(3--12m)or as requests of customers | |||
Straightness | 0.5-1/1000 | |||
ID roughness | RA 0.1-0.8micron(max) | |||
Technology | Honed & SRB(SKIVED AND ROLLER BURNISHED ) | |||
Scope | Honed tube for hydraulic cylinder, swivel crane, injection machine and construction machine application | |||
Chemical Composition % | Chemical Composition 100% | |||||||||||||||||
steel grade | C | Si | Mn | P | S | Cr | Ni | V | AI | |||||||||
≤ | ||||||||||||||||||
C20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.25 | 0.25 | / | / | |||||||||
CK45 | 0.42-0.5 | 0.17-0.37 | 0.5-0.8 | 0.025 | 0.02 | 0.25 | 0.3 | / | / | |||||||||
Q355B | ≤0.2 | ≤0.5 | 1.0-1.6 | 0.03 | 0.03 | 0.03 | 0.25 | 0.08 | ||||||||||
Q355D | ≤0.2 | ≤0.5 | 1.0-1.6 | 0.03 | 0.03 | 0.25 | 0.25 | 0.15 | 0.15 | |||||||||
E355(ST52) | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | 0.25 | 0.25 | / | / | |||||||||
SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.6-0.9 | 0.04 | 0.05 | / | / | / | / | |||||||||
4130 | 0.28-0.33 | 0.15-0.35 | 0.4-0.6 | 0.04 | 0.04 | 0.8-1.1 | / | / | / | |||||||||
4140 | 0.36-0.43 | 0.15-0.35 | 0.75-1.00 | 0.04 | 0.04 | 0.8-1.1 | / | / | / | |||||||||
Mechanical Property | Mechanical Property | |||||||||
Delivery Condition | cold finished(hard)(BK) | cold drawn and stress-relieved(BK+S) | ||||||||
Steel Grade | RmMPa | Elongation A5(%) | RmMPa | ReH Pa | Elongation A5(%) | |||||
C20 | ≥550 | ≥5 | ≥520 | ≥375 | ≥15 | |||||
CK45 | ≥640 | ≥5 | ≥600 | ≥520 | ≥10 | |||||
Q355B | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 | |||||
Q355D | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 | |||||
E355(ST52) | ≥640 | ≥5 | ≥600 | ≥520 | ≥14 | |||||
SAE3026 | ≥640 | ≥5 | ≥600 | ≥520 | ≥15 | |||||
Tolerance | ||||||||
Tolerance | ID Tolerance | Tolerance of wall thickness | ||||||
size of ID | H8 | H9 | H10 | |||||
30 | 0.033 | 0.052 | 0.084 | <120mm(O.D) ±5% ≥120mm up tp 210mm ±7.5% >210mm 10% | ||||
>30-50 | 0.039 | 0.062 | 0.1 | |||||
>50-80 | 0.046 | 0.074 | 0.12 | |||||
>80-120 | 0.054 | 0.087 | 0.14 | |||||
>120-180 | 0.063 | 0.1 | 0.16 | |||||
>180-250 | 0.072 | 0.115 | 0.185 | |||||
>250-315 | 0.081 | 0.13 | 0.21 | |||||
>315-400 | 0.089 | 0.14 | 0.23 | |||||
Processing Form | ||||||||||
Processing Form | I.D mm | Length | Straightness | I.D. tolerance | I.D. Roughness | |||||
Honed | 40-500 | ≤12M | 0.5-1/1000 | H8-H9 | 0.4-0.8um | |||||
SRB | 50-250 | ≤9M | H8 | 0.1-0.4um | ||||||
As a versatile material, steel tubes meet a variety of applications. Here are some of the most common uses for custom tube
fabrication services:
1. Industrial and machinery
2. Automobile and transportation
3. Architecture and construction
4. Home appliances
5. Aerospace and Military
6. Medical
fabrication services:
1. Industrial and machinery
2. Automobile and transportation
3. Architecture and construction
4. Home appliances
5. Aerospace and Military
6. Medical
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