1. Card sleeve type end straight pipe joint (GB/T 3733-2008)

2. Card sleeve type taper threaded straight pipe joint (GB/T 3734-2008)

3. Straight-through long pipe joint with card sleeve end (GB/T 3735-2008)

4. Card sleeve type taper thread long pipe joint (GB/T 3736-2008)

5. Card sleeve type straight pipe joint (GB/T 3737-2008)

6. Flared elbow pipe joint (GB/T 5630-2008)

7. Flaring adjustable end elbow pipe joint (GB/T 5631-2008)

8. Flaring type combined elbow pipe joint (GB/T 5632-2008)

9. Flaring type adjustable end three-way pipe joint (GB/T 5633-2008)

10. Flared combined elbow tee pipe joint (GB/T 5634-2008)

11. Card sleeve type adjustable end elbow three-way pipe joint (GB/T 3743-2008)

12. Card sleeve type taper thread elbow three-way pipe joint (GB/T 3744-2008)

13. Card sleeve type three-way pipe joint (GB/T 3745-2008)

14. Card sleeve type four-way pipe joint (GB/T 3746-2008)

15. Card sleeve type welded pipe joint (GB/T 3747-2008)