Set up in 1995, Tonglu Valves Manufactring Co.,Ltd. is one of the leading China door fitting manufacturer and supplier in Yongjia County of Zhejiang Province. We manufacture all products strictly conforming to the API, JIS, ANSI, BS, GB, NF and DIN standards. Our oem door fittings are available to users on request and are used for municipal works, petroleum, chemical industry, power station, metallurgy, national defense, and scientific research fields.

Combining product excellence with ease of fabrication , the Triad 3D hinge allows 3 - way adjustment on site and after installation. Simple allen key adjustment enables door/structuure movement to be compensated. 2 Triad 3D hinges can bear loads of upto 150kg. M T Hinge is 85mm and E T Hinge is 95mm wide. Choice of size depends upon location of reinforcement and profile make. Conventional FERCO door bolt. 70mm Centres ( Measured from the centre of the square used by handle spindle to the centre of the circle of the profile cylinder ). Available with 2 or 4 rollers. top and bottom shoot bolts can be added to increase security. Available in single , double , knob and thumb turn
Measured from the end of the cylinder to the centre of the screw hole and from the centre of the screw hole to the other end of the cylinder. Size range from 30/30 to 40/60 in 5mm increments
Finishes :- Nickel plated , Brass , brassed , bright nickel. Standard , Anti - pick , Anti - drill versions
Master Keying , keyed alike and key blanks available.

Lever / Lever furniture for timber doors. Available with conventional key slot or 92mm centre profile cylinder cut out. Also available without a keyway for use with French doors. Can be used with multipoint locks. Finishes available :- Brassed , Chrome , Black and White. Available in single , double , knob and thumb turn. Measured from the end of the cylinder to the centre of the screw hole and from the centre of the screw hole to the other end of the cylinder. Size range from 30/30 to 40/60 in 5mm increments. Finishes :- Nickel plated , Brass , brassed , bright nickel. Standard , Anti - pick , Anti - drill versions. Master Keying , keyed alike and key blanks available. Universally sprung extruded aluminium handle sets. non - handed. 92mm and 47.6mm centres. Silver anodised , Gold anodised , White and Black finishes. Screw points are above and below lock cases. In majority of applications existing screw holes are covered by the backplate.

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