Nominal diameter Inner diam- eter （mm） Thick- ness （mm） Pitch （mm） Outer diameter （mm） Min. bending radius （mm） Max.working pressure （MPa） ※1 Weight （kg/m） A B No braid Single braid Constant bending Repeated bending No braid Single braid No braid Single braid 3 1/8 3.2 0.10 0.5 5.1 － 10 55 Vacuum～1.5 － 0.06 － 5 － 4.2 0.15 0.6 7.8 － 25 60 Vacuum～0.7 － 0.15 － 8 1/4 4.8 0.15 0.6 9.0 10.5 30 60 Vacuum～0.5 16 0.18 0.21 10 3/8 9.4 0.15 0.6 14.0 15.5 45 65 Vacuum～0.3 11 0.37 0.40 15 1/2 11.5 0.15 0.7 16.5 18 45 70 Vacuum～0.2 10 0.43 0.47 20 3/4 20.7 0.20 1.0 30.5 32 50 85 Vacuum～ Atmospheric pressure 3.5 1.20 1.51 ■ Standard dimensions and performance table Features Worm Free Flex TM Standard material：SUS316L Challenge to Flexibility World’s first, Ultra Flexibility, Long Service Life Flexible Hose ■ Formed flexible hose born out of a different idea to conventional items ■ Elasticity, like rubber hose ■ With braid, outstanding pressure tightness ■ Extremely low pressure loss ■ Superior durability A maximum of 93 times in vibration test and a maximum of 28 times in bending test are realized. ( in our comparison) ●The maximum working pressure may vary depending on the design conditions. ●Other sizes except those mentioned in the list can be manufactured. ●According to customers’ specifications, we design and manufacture the products. In addition, various durability tests can be performed. Please consult us. ●The specifications are subject to change for product improvement without prior notice. Thickness Inner diameter Outer diameter Pitch ※1：Pressure at working temperature of 40℃, safety factor of 3 and weld efficiency of 0.7
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Nominal diameter
Inner diam-eter
（mm）
Thick-ness
（mm）Pitch
（mm）
Outer diameter（mm）
Min. bending radius（mm）
Max.working pressure（MPa）※1 Weight（kg/m）
A B No braid Single braid Constant bending
Repeated bending No braid Single
braid No braid Single braid
3 1/8 3.2 0.10 0.5 5.1 － 10 55 Vacuum～1.5 － 0.06 －
5 － 4.2 0.15 0.6 7.8 － 25 60 Vacuum～0.7 － 0.15 －
8 1/4 4.8 0.15 0.6 9.0 10.5 30 60 Vacuum～0.5 16 0.18 0.21
10 3/8 9.4 0.15 0.6 14.0 15.5 45 65 Vacuum～0.3 11 0.37 0.40
15 1/2 11.5 0.15 0.7 16.5 18 45 70 Vacuum～0.2 10 0.43 0.47
20 3/4 20.7 0.20 1.0 30.5 32 50 85Vacuum～
Atmospheric pressure
3.5 1.20 1.51
■ Standard dimensions and performance table
Features
Worm Free FlexTM
Standard material：SUS316L
Challenge to Flexibility
World’s first, Ultra Flexibility, Long Service Life Flexible Hose
■ Formed flexible hose born out of a different idea to conventional items
■ Elasticity, like rubber hose■ With braid, outstanding pressure tightness ■ Extremely low pressure loss■ Superior durability
A maximum of 93 times in vibration test and a maximum of 28 times in bending test are realized. ( in our comparison)
●The maximum working pressure may vary depending on the design conditions.●Other sizes except those mentioned in the list can be manufactured.● According to customers’ specifications, we design and manufacture the products.
In addition, various durability tests can be performed. Please consult us.●The specifications are subject to change for product improvement without prior notice.
Thickness
Inner diameter
Outer diameterPitch
※1： Pressure at working temperature of 40℃, safety factor of 3 and weld efficiency of 0.7
Tube end type
Type SM joint ＋ Quick couplingFerrule
Tube end type (metal seal type)
Spring Helical tube Hale Heat-shrinkable rubber
Male loose screw (Type SNM joint)
Female loose screw(Type SNF joint) Fixed flange (Type R2) Loose flange (Type R2)
E-mail : [email protected] : http://www.ork.co.jp
2013.11.16
Accessories(external parts)
Challenge to Flexibility Worm Free FlexTM
Head office and OSAKA plant
3-12-33, Himesato, Nishi-yodogawa-ku, Osaka 555-0025, Japan Tel: +81-6-6473-6151 Fax: +81-6-6473-6150
TOKYO sales office
2-20-4, 7F, Higashi-gotanda, Shinagawa-ku, Tokyo 141-0022, Japan Tel: +81-3-5423-2600 Fax: +81-3-5423-2611
FUKUROI plant 1700, Oyama, Fukuroi-city, Shizuoka 437-0056, Japan Tel: +81-538-42-4103 Fax: +81-538-42-0628
Osaka Rasenkan Kogyo Co., Ltd.
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