Q&A

FREQUENTLY ASKED QUESTION

Q&A

Hose concentricity

High pressure wire wound hose to verify pressure

High pressure winding hose small burst pressure

Winding hose large working pressure

Minimum bending radius 1

When bending to the small bending radius given in the figure below, the hose should be measured in the bending part. The hose should meet the requirements of pulse and low temperature flexure in the bending state.

Oil based fluid pulse resistance

Pulse tests shall be performed according to ISO6803 or ISO6605. For the test fluid temperature, type 4SP and 4SH should be 100℃, and type R12, R13 and R15 should be 120℃.

We are a high-tech company engaged in research, development, production and sales. We have obtained API ISO9001:2008, API Spec Q1, ISO/TS29001 and API Spec 7K certifications. The safety mark certificate of mining products issued by the National Safety Mark Center of Mining Products.

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East Zone, Jingxian Development Zone, Hengshui City, Hebei Province

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