Special Dies Chasers for pipe NPT, BSPP and BSPT

ส่งขอราคา มาทางอีเมลล์ 

Email: [email protected]

INFORMATION REQUIRED FOR ORDERING HSS CHASERS: แผ่นกัดเกลียวท่อ

1.    SECTION (Length, Thickness andWidth of Chasers)

2.    THREAD PITCH ALONG STANDARD

3.    DOVETAIL DIMENSIONS (DovetailWidth & Thickness)

4.    THROAT SIZE AND ANGLE

5.    TYPE OF OPERATION (Threading onRODS or BOLTS or ON PIPES)

- BSPP chasers 

- NPT chasers 

- BSW chasers 

- MA chasers 

- HSS chasers for threading stainless steel pipe 

 

- Chasers for left handed threading 

- Chasers for left handed threading 

of stainless steel pipes (HSS)

• ISO 7/1
• DIN 2999 - Germany
• JIS B 0203 - Japan

Set of chasers
for right and 
left threading.

• NPT - American Standard Pipe Taper Thread (also known as ANSI/ASME B1.20.1)
• NPSC - American Standard Straight Coupling Pipe Thread
• NPTR - American Standard Taper Railing Pipe Thread
• NPSM - American Standard Straight Mechanical Pipe Thread
• NPSL - American Standard Straight Locknut Pipe Thread

Pipe Size (inches)		Threads per Inch TPI - Pitch		Major Diameter OD (inches)		Pitch (mm)		Major Diameter (mm)		Minor Diameter (mm)
1/16"		28		0.304		0.907		7.723		6.561
1/8"		28		0.383		0.907		9.728		8.566
1/4"		19		0.518		1.337		13.157		11.445
3/8"		19		0.656		1.337		16.662		14.950
1/2"		14		0.825		1.814		20.955		18.631
5/8"		14		0.902		1.814		22.911		20.587
3/4"		14		1.041		1.814		26.441		24.117
7/8"		14		1.189		1.814		30.201		27.877
1"		11		1.309		2.309		33.249		30.291
1-1/8"		11		1.49		2.309		37.897		34.939
1-1/4"		11		1.650		2.309		41.910		38.952
1-1/2"		11		1.882		2.309		47.803		44.845
1-3/4"		11		2.116		2.309		53.746		50.788
2"		11		2.347		2.309		59.614		56.656
2-1/4"		11		2.587		2.309		65.710		62.752
2-1/2"		11		2.960		2.309		75.189		72.226
3"		11		3.460		2.309		87.844		84.926

SMPT thread tools
        

mm		BSP Pipe Threads			Sort Order - 16		External										Internal
TPI										Major Dia			Pitch Dia			Minor Dia							Minor Dia			Pitch Dia			Major Dia			Tap Drill
Size		Thread Designation		Custom Thread Designation		TPI		Class		Max		Min		Max		Min		Max		Min				Class		Min		Max		Min		Max		Min		Max		Basic
1/16		G 1/16-28		G 1/16-28		28		A		7.723		7.509		7.142		7.035		6.561								6.561		6.834		7.142		7.249		7.723				6.6000
		G 1/16-28		G 1/16-28		28		B		7.723		7.509		7.142		7.035		6.561
1/8		G 1/8-28		G 1/8-28		28		A		9.728		9.514		9.147		9.040		8.566								8.566		8.848		9.147		9.254		9.728				8.7300
		G 1/8-28		G 1/8-28		28		B		9.728		9.514		9.147		9.040		8.566
1/4		G 1/4-19		G 1/4-19		19		A		13.157		12.907		12.301		12.176		11.445								11.445		11.89		12.301		12.426		13.157				11.8000
		G 1/4-19		G 1/4-19		19		B		13.157		12.907		12.301		12.176		11.445
3/8		G 3/8-19		G 3/8-19		19		A		16.662		16.412		15.806		15.681		14.950								14.95		15.395		15.806		15.931		16.662				15.2500
		G 3/8-19		G 3/8-19		19		B		16.662		16.412		15.806		15.681		14.950
1/2		G 1/2-14		G 1/2-14		14		A		20.955		20.671		19.793		19.651		18.631								18.631		19.172		19.793		19.935		20.955				19.0500
		G 1/2-14		G 1/2-14		14		B		20.955		20.671		19.793		19.651		18.631
5/8		G 5/8-14		G 5/8-14		14		A		22.911		22.627		21.749		21.607		20.587								20.587		21.128		21.749		21.891		22.911				21.0000
		G 5/8-14		G 5/8-14		14		B		22.911		22.627		21.749		21.607		20.587
3/4		G 3/4-14		G 3/4-14		14		A		26.441		26.157		25.279		25.137		24.117								24.117		24.658		25.279		25.421		26.441				24.5000
		G 3/4-14		G 3/4-14		14		B		26.441		26.157		25.279		25.137		24.117
7/8		G 7/8-14		G 7/8-14		14		A		30.201		29.917		29.039		28.897		27.877								27.877		28.418		29.039		29.181		30.201				28.2500
		G 7/8-14		G 7/8-14		14		B		30.201		29.917		29.039		28.897		27.877
1		G 1-11		G 1-11		11		A		33.249		32.889		31.770		31.590		30.291								30.291		30.931		31.77		31.95		33.249				30.7500
		G 1-11		G 1-11		11		B		33.249		32.889		31.770		31.590		30.291
1 1/4		G 1 1/4-11		G 1 1/4-11		11		A		41.910		41.550		40.431		40.251		38.952								38.952		39.592		40.431		40.611		41.910				39.5000
		G 1 1/4-11		G 1 1/4-11		11		B		41.910		41.550		40.431		40.251		38.952
1 1/2		G 1 1/2-11		G 1 1/2-11		11		A		47.803		47.443		46.324		46.144		44.845								44.845		45.485		46.324		46.504		47.803				45.5000
		G 1 1/2-11		G 1 1/2-11		11		B		47.803		47.443		46.324		46.144		44.845
1 3/4		G 1 3/4-11		G 1 3/4-11		11		A		53.746		53.386		52.267		52.087		50.788								50.788		51.428		52.267		52.447		53.746				51.0000
		G 1 3/4-11		G 1 3/4-11		11		B		53.746		53.386		52.267		52.087		50.788
2		G 2-11		G 2-11		11		A		59.614		59.254		58.135		57.955		56.656								56.656		57.296		58.135		58.315		59.614				57.0000
		G 2-11		G 2-11		11		B		59.614		59.254		58.135		57.955		56.656