Certificates:
ISO9001:2000; ISO14001;ISO/TS16949;
German Lioyd's Manufacturer Certificate
Italian RINA Manufacturer Certificate
French BV Manufacturer Certificate
Official Issued "Famous High-Tech Enterprise"
Official Issued "Excellent Credit in Honoring the Contracts"
Official Issued "Shanghai Top Brand"
Main application:
Hydraulic cylinder Hydraulic jack Hydraulic oil cylinder Pneumatic cylinder Petrifaction oil pump
Coal mine Engineering machinery Crane and transport machinery Auto transmission axes Plastic machinery Absorber
Main Specification:
DIN2391 GB/T 8713-88 ASTM A513 Type5
ASTM A519 cold drawn seamless KR3504(ST52.3)
(ST37.2)
Steel grade:
ST52 ST45 ST55 CK45 27SiMn 20Mn220 20Mn2
Delivery Condition:
BKS(+SR) NBK(+N) BK(+C)
Main Characteristics:
Abrasion resistant
Versatile sizes
Highly durable
High reliability
Smooth functionality
High degree of accuracy
Size Range:
OD Size Range:40 to 600mm
ID Size Range: 32 to 500mm
Max Length: 12 meters
Internal Roughness: 0.2 to 0.8 um
Strengthness: 1.5mm/1000mm
Tolerance INT: ISO H7, H8, H9, H10, H11
Conservation: Anti rust oiled both inside and outside surface, plastic caps in both ends. Certificates according to EN 10204:3.1