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            S21

            Nominal size DN: 15 ~ 20 25 15 ~ 25 32 ~ 50

            Connection mode: internal thread flange
            Nominal pressure PN: PN25
            The pressure difference ranges from 0.03 to 1.6 MPa
            PMA/TMA PMa/℃ : 1.7/260
            Shell material: A105

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            Features
            1. Steam insulation structure design, not affected by the environment, more reliable work.

            2. The shell is made of bar material, without any casting defects.

            3 Installation in any direction can work effectively.

            Uses: Used in low pressure steam tracing pipeline and small steam heating equipment.

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