DIN [ Withdrawn ]. Fluid systems; O-rings; dimensions as in ISO /1. standard by Deutsches Institut Fur Normung E.V. (German. DIN FLUID SYSTEMS; O-RINGS; DIMENSIONS. German Institute for Standardisation (Deutsches Institut für Normung). Most Recent Superseded. Find the most up-to-date version of DIN at Engineering

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Professional sales team with 24 hours best service to you. Fluolion back-up rings are normally supplied as a flat spiral of two turns. They should be used: Suitable for hot and cold water, ammonia, ethylene glycol, dilute acids and alkalis.

Today we hold a vast range of stock sizes and materials for same day despatch – and back this with an emergency manufacturing service to supply you any items that we do not have immediately available. We recommend 37711-1 back-up rings are installed to prevent the extrusion of an ‘O’ ring seal in its housing groove under certain operating conditions.

Sealing applications are limited by gas permeability, low tensile strength and low abrasion resistance.

We have our own sealing factory. China viton o ring China teflon o ring China colored rubber o rings.

The oil seal Control the quality from the raw materials to each production step. China dni ring box China rubber o ring China small rubber o ring. Welcome to visit Shanghai youqi sealing technology co.

Nortesco Seals & Packing—’O’ Rings

Solid back-up rings, of both split and endless types, are also available. Applications ranging from garden hose 3771-11 to critical aerospace duties make it the world’s most popular volume produced seal. Explosive decompression grades of ‘O’ ring are available ex-stock.

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Often used for seals that exceed 2. Shanghai Youqi Sealing Technology Co. Resistant 7371-1 hydrocarbon oils, petroleum fuels and mineral-based hydraulic fluids. Butyl IIR – Very low gas permeability. Not to be used with mineral oils. We have buyer assistants who speak English Moulding – our main method of ‘O’ ring manufacture Moulding produces the highest integrity seals Over 10, mould tools in our inventory Non-stocked tools rapidly made to specification Press capacity for precision moulding of endless ‘O’ rings up to 2.

This allows the back-up ring to be opened with ease for fitting over a shaft, and ensures the ‘O’ ring is supported around its entire diameter. Moulding and mould-joining – for top quality giant seals Often used for seals that exceed 2.

Inner by the plastic bag, outer by the carton; or as the customer’s demands. This includes, in alphabetical order: The humble ‘O’ ring is an exceptionally versatile sealing device. Recommended for mineral oils – particularly hydraulic fluids – water and 3771- solvents. Some times can be use for Semiconductor Vacuum enviroment.

For mass production,can choose by air or by sea. How long can I get the sample? Buna N – see Nitrile. Complete sets of sealing products for assembling or refurbishing a specific piece of equipment Each component is visible and held firmly in place Installation location of each component is clearly identified on a diagram of overall assembly Every kit has a single part number to simplify your ordering, stockholding and parts issuing routines.

The development, processing and application of fluid seal materials are James Walker specialities. Virgin PTFE and a wide range of filled materials are processed in-house. Could you provide free samples?

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DIN 3771/1 factory manufacture the rubber o ring for hydraulic pump

371-1 o ring copper China colored o rings China colored plastic o rings. It depends on different material. Natural rubber NR – Compounds based on natural rubber have high strength and high resilience with good abrasion resistance. We have been making top-quality ‘O’ rings since this sealing method was introduced in the s. How about the payment terms? Black,red,clear,and other pantone as your demand. Static seal pressure should less than 20MPa.

International O-ring standards

Explosive decompression resistant grades are available. They dni be used:. We supply our ‘O’ rings in one of the most comprehensive ranges of materials currently available. It also has excellent resistance to weathering and good resistance to hydrocarbon fuels and mineral oils. Complete sets of sealing products for assembling or refurbishing a specific piece of equipment.

3771-1 fluid pressure exceeds bar Where low strength O’ rings are installed Where adverse mechanical conditions prevail If the application is double-acting, use two back-up rings – one on either side of the seal in its housing groove But contact James Walker for technical advice if fluid pressure is likely to exceed bar. Contact Supplier Start Order. How can I get a specific price about the product I want?