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Room 802, Qihang Zhongchuang Tian Di, Building 6, No. 258 Songmin Road, Songjiang District, Shanghai

| model | name | meet the standard | Installation component shape | remark |
|---|---|---|---|---|
| No. 9 | Tearing crescent shape | JIS K 6251-1 | T-shaped/columnar/pear shaped can be used | Preparation of Crescent Tear Specimens |
| Number 10 | Tear without notch angle type | JIS K 6251-1 | T-shaped/columnar/pear shaped can be used | Preparation of notch free right angle tear specimens |
| No. 11 | Tear open pants style | JIS K 6251-1 | T-shaped/columnar/pear shaped can be used | Preparation of tear test specimens for pants |
The cutting blades in JIS K 6251 standard have corresponding relationships with multiple international standards:
JIS K6251-5 typeCorresponding to ISO 37-1, JIS K7127 Type 5, etc
JIS K6251-7 typeCorresponding to ISO 37-4, DIN 53504-S3, etc
JIS K6251-3 typeConsistent with JIS 6301 Type 3 standard
The JIS K 6251 standard specifies a total of8 types of dumbbell shaped cutting knives for stretchingand3 types of cutting knives for tearing(Crescent shaped, uncut corner shaped, long pants shaped). Among them, Type 5 and Type 7 are commonly used tensile specimens, which have a clear correspondence with international standards (ISO, DIN).