DHS 35 screw spike DHS 35 screw spike is grade 5.6 with H.D.G surface treatment ,it has special head shape and special circular thread
flat head bolt flat head bolt 1.we supply:Ss5, Ss8, Ss25, Ss36 and other specification screw spikes 2.Grade: Normal and high strength 3.Protection: Plain, Black, Zi
railway fastener railway fastener(screw spike) A: B:Elastic bar, lock washer, fishplate, rail support, steel sleeper, rail anchor, track rod, gauge plate, nylon yarn
high strength bolts we can manufacture products basing on customers'drawing
Bolts Bolts: 1. Surface treatment: Nuture, black, pot galvanizing, cold galvanizing, oil, parkerising etc.2. Grade: 4.6, 5.6, 8.8, 10.6 and12.93. Dia: from
big socket hexagon bolt big socket hexagon bolt has high tensile and it has a big socket on its head ,its diameter is 42mm with black surface treatment ,it is made of 40Cr ,
rail sleeper screw spike rail sleeper screw spike 1. Surface treatment: Nuture, black, pot galvanizing, cold galvanizing, oil, parkerising etc.2. Grade: 4.6, 5.6, 8.8, 10.6
elastic rail clip Products name:elastic rail clip(railway fastening)Material: 60si2mn, 38si7,60si2GrHardness ranging from 44-48Surface treatment:plain,hot dip Galvaniz
T-bolt T-bolt(rail bolt) Diameter is M20, M22, N24, 3/8-1/8 Length is no limited, Grade: 8.8, 10.9, GR2, GR5, GR Finish: HDG ,Plain ,Zinc plated produce bol
Bolts diameter exceeds 18MM or 5/8 inchs. no length limited Standards: GB, DIN, ASTM/ANSI, BS, JIS, etc. we can manufacture products basing on customers'dr
railroad spike railroad spike 1.we supply screw spike :Ss5, Ss8, Ss25, Ss36 and other specification screw spikes 2.Grade: Normal and high strength 3.Protection: Pla
screw spike screw spike 1.we supply:Ss5, Ss8, Ss25, Ss36 and other specification screw spikes 2.Grade: Normal and high strength 3.Protection: Plain, Black, Zinc
screw spikes railway fastener(screw spike) A: B:Elastic bar, lock washer, fishplate, rail support, steel sleeper, rail anchor, track rod, gauge plate, nylon yarn
tunnel bolt M30*52038045R380M30*57040050R400M36*80045055R450M30*615.643055R430M36*833.348065R480M30*67040050R400M36*91345055R450M30*72543055R430M36*96348065R48
bolt bolt 1. Surface treatment: Nuture, black, pot galvanizing, cold galvanizing, oil, parkerising etc.2. Grade: 4.6, 5.6, 8.8, 10.6 and12.93. Dia: from M
rail clips we supply:Product name: rail clip Material: 60Si2Mn, 38Si7, 60Si2Cr Hardness Rockwell ranging from 44-48 Surface can be plain, hot dip galvanized, zi
square head bolts Product Name: square head bolts Product Standard: AREA or ASTM, BS,RS, SS and UIC. Specification: Diameter: M20,M22,M24,M27,M30 or 3/8 to 1-1/8; leng