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We are china manufacturer of high quality grade 8.8, 10.9, 12.9 Threaded Rods and threaded bars in iso 898 standard. Our advantages and more services of threaded steel rods includes:
1) Wide range of diameters from 1/2" - 4"
2) Customized Length from 100mm to 12000mm
3) Good threads at 60 degree
4) Good straightness: 1mm/m max
5) Even hardness on whole bars
5) Proper mechanical properties
7) Full sets of testing equipment: Surface, Dimenstion. Mechanical properties testing
8) Fast delivery time
grade 8.8 threaded rod,grade 8.8 threaded bar,grade 10.9 threaded rod,grade 10.9 threaded bar,grade 12.9 threaded rod SHANDONG LE REN SPECIAL STEEL CO., LTD. , https://www.js-luggagecarts.com
Equipped with high and low pressure manifolds, hoses, rollers and other devices, it can consolidate the cement provided by the cementing cement trucks and deliver them to the wellhead, and inject special working vehicles for special structures downhole.
Cement truck
Cementing truck cementingmanifoldtruck