Fixed Competitive Price ASTM A320 L7 All Threaded Stud Bolts to New Zealand Factories

ASTM A320/A320M L7 All Threaded Stud Bolts Alloy steel bolting for pressure vessels, valves, flanges, and fittings for low-temperature service. Standard: IFI-136, ASME B16.5, DIN976 Inch Size: 1/4”-2.1/2” with various lengths Metric Size: M6-M64 with various lengths Other Available Grade: ASTM A193/A193M B7, B7M, B16 B8 Class 1 & 2, B8M Class 1 & 2, ASTM A320/A320M L7, L7M, L43, B8 Class 1 & 2, B8M Class 1 & 2, and so on. Finish: Plain, Black Oxide, Zinc Plated, Zinc Nickel Plated, Cadmium Plated, PTFE etc. Packing: Bulk about 25 kgs each carton, 36 cartons each pallet Advantage: High Quality and Strict Quality Control, Competitive Price,Timely Delivery; Technical Support, Supply Test Reports Please feel free to contact us for more details.

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    this is my Russian Made Saiga-12 12Gauge ,
    Mods include 2 gas ports enlarged to .0925. Gas Puck turned down to fit into gas piston tube at one end. Lower bolt face relieved and polished to allow loading of magazine on a closed bolt. trigger slop and over travel eliminated by set screws and a tapco interfuse M4 style stock.
    All Mods and gunsmithing done by me
    The magazines used are: 1) an Aliance Armament 20 round drum 2) Promag 10 round magazine (not recommended) 3) factory 5 round.
    Ammunition used was:
    1)cheap winchester #7 1/2 shot lowbrass 2)cheap remington #7 1/2 low brass 3)cowboy black powder #6

    the one hang up the drum has was on the first time it was ever fired and it was the only hang up in 200 rds

    the promag 10 rd mag however has been less then reliable



    Websit: https://www.jmtornillo.com
    Ahora me gustaría presentarle las tuercas delgadas.
    Los estándares son ASME/ANSI B18.2.2 y DIN439.
    Los grados son ASTM A563 Gr.A&SAE J995 Gr.2.,5, este es la tuerca delgada de Grado 5 Zincada amarilla y este es Grado 2 Óxido negro.
    La tuerca es disponible con el perno hexagonal en aplicación.
    Tambien podemos fabricar tuercas hexagonales delgadas especiales según sus muestras y dibujos.
    Shanghai Jian y Mei es un proveedor profesional de tuercas de estándar IFI y DIN, por ejemplo tuerca hexagonal pesada, tuerca hexagonal, tuerca cuadrada, tuerca flange, tuerca de bloqueo y Tuercas hexagonales de Acoplamiento etc.
    Tenemos tamaños completos de M3 a M100, y 3/16” a 4”.
    Los materiales pueden ser acero al carbono, acero de aleación, acero inoxidable y cobre.
    Grados disponibles de tuercas son ASTM A563 grado A, grado C, grado DH, ASTM A194 Gr. 2, 2H, 7, 7M,8, 8M, SAE J995 Gr.2, 5,8; CL4, 5, 6, 8, 10, 12.
    Los acabados son Zinc, Zinc amarillo, Óxido negro, galvanizado etc.
    Tenemos más de ocho años de experiencia exportar Tuerca hexagonal delgada al mercado américo y poseemos buena fama, enfíen en nosotros que somos su proveedor fiable de fijación!
    No dude en contactarnos en cualquier momento!
    Shanghai Jian & Mei Industry and Trade Co., Ltd
    Rm.27202, No.295 South Lingyan Road, Pudong,Shanghai,P.R.C, Code:200126
    Tel: 0086-21-33328690-8058
    Fax: 0086-21-68413263
    English Web:www.jm-industry.com Websit: https://www.jmtornillo.com
    Contact: Mrs.Xarella Huang
    Email: Jminfo@jm-industry.com
    Websit: https://www.jm-industry.com