Qingdao Hainuo machinery Production Co.,Ltd, is a professional manufacture specializing in producing auto pipes and assemblies for brake system, air condition system, transmission cooler oil system and so on, and export ourselves brand(QDHN-LD) and OEM products to America,Australia,Europe,Asia,Africa,etc. Our main products as follows:  
I.SAE J1401 rubber hydraulic brake hose:
a. 3.2*10.5mm,1/8inch HL
b.3.7*10.5mm, 1/8inch HL
c. 4.8*12.5mm, 3/16inch HL
II. SAE J1401 SS braided brake hose
a. 3.2*7.5mm, polyurethane outer cover + SS braided + Teflon or nylon 12 inner tube
b. 3.2*7.00 mm, SS braided+ Teflon or nylon 12 inner tube
III. Brake hose ends fitting: screw, bolt, nut, block head fitting, FM fitting, M fitting,         Bleed screw, T fitting, banjo fitting, hose connector
IV. Brake hose assembly
V. Low carbon steel tube
a. double wall (cut to length & in coil)  
O.D.:4.76mm,6.00mm,6.35mm,8.00mm,9.53mm,10.00mm
Coating: copper, white zinc, yellow zinc.
b. Single wall(in coil)
O.D.:4.76mm,6.00mm,6.35mm,8.00mm,9.53mm,10.00mm
Coating: copper, white zinc, yellow zinc.
VI. Condenser, Power steering hose, bracket, spring, clip, dust cap, washer, A/C hose, fuel hose and rubber component and so on.
    We are also capable of meeting customers’ unique requirements as per drawings and samples.
There is a dynamic and innovative team with abundant knowledge in researching; developing and producing auto pipes and assemblies. The active atmosphere makes everyone...